docs: update generated docs (#981)

diff --git a/docs/dyn/spanner_v1.projects.instances.databases.operations.html b/docs/dyn/spanner_v1.projects.instances.databases.operations.html
index 1c566ac..713d852 100644
--- a/docs/dyn/spanner_v1.projects.instances.databases.operations.html
+++ b/docs/dyn/spanner_v1.projects.instances.databases.operations.html
@@ -84,7 +84,7 @@
   <code><a href="#get">get(name, x__xgafv=None)</a></code></p>
 <p class="firstline">Gets the latest state of a long-running operation.  Clients can use this</p>
 <p class="toc_element">
-  <code><a href="#list">list(name, filter=None, pageSize=None, pageToken=None, x__xgafv=None)</a></code></p>
+  <code><a href="#list">list(name, pageToken=None, filter=None, pageSize=None, x__xgafv=None)</a></code></p>
 <p class="firstline">Lists operations that match the specified filter in the request. If the</p>
 <p class="toc_element">
   <code><a href="#list_next">list_next(previous_request, previous_response)</a></code></p>
@@ -172,6 +172,9 @@
 
     { # This resource represents a long-running operation that is the result of a
       # network API call.
+    &quot;name&quot;: &quot;A String&quot;, # The server-assigned name, which is only unique within the same service that
+        # originally returns it. If you use the default HTTP mapping, the
+        # `name` should be a resource name ending with `operations/{unique_id}`.
     &quot;error&quot;: { # The `Status` type defines a logical error model that is suitable for # The error result of the operation in case of failure or cancellation.
         # different programming environments, including REST APIs and RPC APIs. It is
         # used by [gRPC](https://github.com/grpc). Each `Status` message contains
@@ -179,15 +182,15 @@
         #
         # You can find out more about this error model and how to work with it in the
         # [API Design Guide](https://cloud.google.com/apis/design/errors).
+      &quot;message&quot;: &quot;A String&quot;, # A developer-facing error message, which should be in English. Any
+          # user-facing error message should be localized and sent in the
+          # google.rpc.Status.details field, or localized by the client.
       &quot;details&quot;: [ # A list of messages that carry the error details.  There is a common set of
           # message types for APIs to use.
         {
           &quot;a_key&quot;: &quot;&quot;, # Properties of the object. Contains field @type with type URL.
         },
       ],
-      &quot;message&quot;: &quot;A String&quot;, # A developer-facing error message, which should be in English. Any
-          # user-facing error message should be localized and sent in the
-          # google.rpc.Status.details field, or localized by the client.
       &quot;code&quot;: 42, # The status code, which should be an enum value of google.rpc.Code.
     },
     &quot;metadata&quot;: { # Service-specific metadata associated with the operation.  It typically
@@ -196,9 +199,6 @@
         # long-running operation should document the metadata type, if any.
       &quot;a_key&quot;: &quot;&quot;, # Properties of the object. Contains field @type with type URL.
     },
-    &quot;name&quot;: &quot;A String&quot;, # The server-assigned name, which is only unique within the same service that
-        # originally returns it. If you use the default HTTP mapping, the
-        # `name` should be a resource name ending with `operations/{unique_id}`.
     &quot;done&quot;: True or False, # If the value is `false`, it means the operation is still in progress.
         # If `true`, the operation is completed, and either `error` or `response` is
         # available.
@@ -216,7 +216,7 @@
 </div>
 
 <div class="method">
-    <code class="details" id="list">list(name, filter=None, pageSize=None, pageToken=None, x__xgafv=None)</code>
+    <code class="details" id="list">list(name, pageToken=None, filter=None, pageSize=None, x__xgafv=None)</code>
   <pre>Lists operations that match the specified filter in the request. If the
 server doesn&#x27;t support this method, it returns `UNIMPLEMENTED`.
 
@@ -230,9 +230,9 @@
 
 Args:
   name: string, The name of the operation&#x27;s parent resource. (required)
+  pageToken: string, The standard list page token.
   filter: string, The standard list filter.
   pageSize: integer, The standard list page size.
-  pageToken: string, The standard list page token.
   x__xgafv: string, V1 error format.
     Allowed values
       1 - v1 error format
@@ -246,6 +246,9 @@
     &quot;operations&quot;: [ # A list of operations that matches the specified filter in the request.
       { # This resource represents a long-running operation that is the result of a
           # network API call.
+        &quot;name&quot;: &quot;A String&quot;, # The server-assigned name, which is only unique within the same service that
+            # originally returns it. If you use the default HTTP mapping, the
+            # `name` should be a resource name ending with `operations/{unique_id}`.
         &quot;error&quot;: { # The `Status` type defines a logical error model that is suitable for # The error result of the operation in case of failure or cancellation.
             # different programming environments, including REST APIs and RPC APIs. It is
             # used by [gRPC](https://github.com/grpc). Each `Status` message contains
@@ -253,15 +256,15 @@
             #
             # You can find out more about this error model and how to work with it in the
             # [API Design Guide](https://cloud.google.com/apis/design/errors).
+          &quot;message&quot;: &quot;A String&quot;, # A developer-facing error message, which should be in English. Any
+              # user-facing error message should be localized and sent in the
+              # google.rpc.Status.details field, or localized by the client.
           &quot;details&quot;: [ # A list of messages that carry the error details.  There is a common set of
               # message types for APIs to use.
             {
               &quot;a_key&quot;: &quot;&quot;, # Properties of the object. Contains field @type with type URL.
             },
           ],
-          &quot;message&quot;: &quot;A String&quot;, # A developer-facing error message, which should be in English. Any
-              # user-facing error message should be localized and sent in the
-              # google.rpc.Status.details field, or localized by the client.
           &quot;code&quot;: 42, # The status code, which should be an enum value of google.rpc.Code.
         },
         &quot;metadata&quot;: { # Service-specific metadata associated with the operation.  It typically
@@ -270,9 +273,6 @@
             # long-running operation should document the metadata type, if any.
           &quot;a_key&quot;: &quot;&quot;, # Properties of the object. Contains field @type with type URL.
         },
-        &quot;name&quot;: &quot;A String&quot;, # The server-assigned name, which is only unique within the same service that
-            # originally returns it. If you use the default HTTP mapping, the
-            # `name` should be a resource name ending with `operations/{unique_id}`.
         &quot;done&quot;: True or False, # If the value is `false`, it means the operation is still in progress.
             # If `true`, the operation is completed, and either `error` or `response` is
             # available.