chore: update docs/dyn (#1106)

diff --git a/docs/dyn/compute_alpha.serviceAttachments.html b/docs/dyn/compute_alpha.serviceAttachments.html
index c0a2e75..472a1a8 100644
--- a/docs/dyn/compute_alpha.serviceAttachments.html
+++ b/docs/dyn/compute_alpha.serviceAttachments.html
@@ -200,8 +200,8 @@
     { # Represents a ServiceAttachment resource.
       #
       # A service attachment represents a service that a producer has exposed. It encapsulates the load balancer which fronts the service runs and a list of NAT IP ranges that the producers uses to represent the consumers connecting to the service.
-    "connectionPreference": "A String",
-    "consumerForwardingRules": [ # An array of forwarding rules for all the consumers connected to this service attachment.
+    "connectionPreference": "A String", # The connection preference of service attachment. The value can be set to ACCEPT_AUTOMATIC. An ACCEPT_AUTOMATIC service attachment is one that always accepts the connection from consumer forwarding rules.
+    "consumerForwardingRules": [ # [Output Only] An array of forwarding rules for all the consumers connected to this service attachment.
       { # [Output Only] A consumer forwarding rule connected to this service attachment.
         "forwardingRule": "A String", # The url of a consumer forwarding rule.
         "status": "A String", # The status of the forwarding rule.
@@ -282,7 +282,7 @@
     ],
     "bindings": [ # Associates a list of `members` to a `role`. Optionally, may specify a `condition` that determines how and when the `bindings` are applied. Each of the `bindings` must contain at least one member.
       { # Associates `members` with a `role`.
-        "bindingId": "A String", # A client-specified ID for this binding. Expected to be globally unique to support the internal bindings-by-ID API.
+        "bindingId": "A String",
         "condition": { # Represents a textual expression in the Common Expression Language (CEL) syntax. CEL is a C-like expression language. The syntax and semantics of CEL are documented at https://github.com/google/cel-spec. # The condition that is associated with this binding.
             #
             # If the condition evaluates to `true`, then this binding applies to the current request.
@@ -431,8 +431,8 @@
 { # Represents a ServiceAttachment resource.
     # 
     # A service attachment represents a service that a producer has exposed. It encapsulates the load balancer which fronts the service runs and a list of NAT IP ranges that the producers uses to represent the consumers connecting to the service.
-  "connectionPreference": "A String",
-  "consumerForwardingRules": [ # An array of forwarding rules for all the consumers connected to this service attachment.
+  "connectionPreference": "A String", # The connection preference of service attachment. The value can be set to ACCEPT_AUTOMATIC. An ACCEPT_AUTOMATIC service attachment is one that always accepts the connection from consumer forwarding rules.
+  "consumerForwardingRules": [ # [Output Only] An array of forwarding rules for all the consumers connected to this service attachment.
     { # [Output Only] A consumer forwarding rule connected to this service attachment.
       "forwardingRule": "A String", # The url of a consumer forwarding rule.
       "status": "A String", # The status of the forwarding rule.
@@ -553,8 +553,8 @@
       { # Represents a ServiceAttachment resource.
           #
           # A service attachment represents a service that a producer has exposed. It encapsulates the load balancer which fronts the service runs and a list of NAT IP ranges that the producers uses to represent the consumers connecting to the service.
-        "connectionPreference": "A String",
-        "consumerForwardingRules": [ # An array of forwarding rules for all the consumers connected to this service attachment.
+        "connectionPreference": "A String", # The connection preference of service attachment. The value can be set to ACCEPT_AUTOMATIC. An ACCEPT_AUTOMATIC service attachment is one that always accepts the connection from consumer forwarding rules.
+        "consumerForwardingRules": [ # [Output Only] An array of forwarding rules for all the consumers connected to this service attachment.
           { # [Output Only] A consumer forwarding rule connected to this service attachment.
             "forwardingRule": "A String", # The url of a consumer forwarding rule.
             "status": "A String", # The status of the forwarding rule.
@@ -618,7 +618,7 @@
 {
     "bindings": [ # Flatten Policy to create a backwacd compatible wire-format. Deprecated. Use 'policy' to specify bindings.
       { # Associates `members` with a `role`.
-        "bindingId": "A String", # A client-specified ID for this binding. Expected to be globally unique to support the internal bindings-by-ID API.
+        "bindingId": "A String",
         "condition": { # Represents a textual expression in the Common Expression Language (CEL) syntax. CEL is a C-like expression language. The syntax and semantics of CEL are documented at https://github.com/google/cel-spec. # The condition that is associated with this binding.
             #
             # If the condition evaluates to `true`, then this binding applies to the current request.
@@ -726,7 +726,7 @@
       ],
       "bindings": [ # Associates a list of `members` to a `role`. Optionally, may specify a `condition` that determines how and when the `bindings` are applied. Each of the `bindings` must contain at least one member.
         { # Associates `members` with a `role`.
-          "bindingId": "A String", # A client-specified ID for this binding. Expected to be globally unique to support the internal bindings-by-ID API.
+          "bindingId": "A String",
           "condition": { # Represents a textual expression in the Common Expression Language (CEL) syntax. CEL is a C-like expression language. The syntax and semantics of CEL are documented at https://github.com/google/cel-spec. # The condition that is associated with this binding.
               #
               # If the condition evaluates to `true`, then this binding applies to the current request.
@@ -914,7 +914,7 @@
     ],
     "bindings": [ # Associates a list of `members` to a `role`. Optionally, may specify a `condition` that determines how and when the `bindings` are applied. Each of the `bindings` must contain at least one member.
       { # Associates `members` with a `role`.
-        "bindingId": "A String", # A client-specified ID for this binding. Expected to be globally unique to support the internal bindings-by-ID API.
+        "bindingId": "A String",
         "condition": { # Represents a textual expression in the Common Expression Language (CEL) syntax. CEL is a C-like expression language. The syntax and semantics of CEL are documented at https://github.com/google/cel-spec. # The condition that is associated with this binding.
             #
             # If the condition evaluates to `true`, then this binding applies to the current request.