chore: regens API reference docs (#889)

diff --git a/docs/dyn/androiddeviceprovisioning_v1.customers.devices.html b/docs/dyn/androiddeviceprovisioning_v1.customers.devices.html
index 45cb191..ad6e610 100644
--- a/docs/dyn/androiddeviceprovisioning_v1.customers.devices.html
+++ b/docs/dyn/androiddeviceprovisioning_v1.customers.devices.html
@@ -75,7 +75,7 @@
 <h1><a href="androiddeviceprovisioning_v1.html">Android Device Provisioning Partner API</a> . <a href="androiddeviceprovisioning_v1.customers.html">customers</a> . <a href="androiddeviceprovisioning_v1.customers.devices.html">devices</a></h1>
 <h2>Instance Methods</h2>
 <p class="toc_element">
-  <code><a href="#applyConfiguration">applyConfiguration(parent, body, x__xgafv=None)</a></code></p>
+  <code><a href="#applyConfiguration">applyConfiguration(parent, body=None, x__xgafv=None)</a></code></p>
 <p class="firstline">Applies a Configuration to the device to register the device for zero-touch</p>
 <p class="toc_element">
   <code><a href="#get">get(name, x__xgafv=None)</a></code></p>
@@ -87,14 +87,14 @@
   <code><a href="#list_next">list_next(previous_request, previous_response)</a></code></p>
 <p class="firstline">Retrieves the next page of results.</p>
 <p class="toc_element">
-  <code><a href="#removeConfiguration">removeConfiguration(parent, body, x__xgafv=None)</a></code></p>
+  <code><a href="#removeConfiguration">removeConfiguration(parent, body=None, x__xgafv=None)</a></code></p>
 <p class="firstline">Removes a configuration from device.</p>
 <p class="toc_element">
-  <code><a href="#unclaim">unclaim(parent, body, x__xgafv=None)</a></code></p>
+  <code><a href="#unclaim">unclaim(parent, body=None, x__xgafv=None)</a></code></p>
 <p class="firstline">Unclaims a device from a customer and removes it from zero-touch</p>
 <h3>Method Details</h3>
 <div class="method">
-    <code class="details" id="applyConfiguration">applyConfiguration(parent, body, x__xgafv=None)</code>
+    <code class="details" id="applyConfiguration">applyConfiguration(parent, body=None, x__xgafv=None)</code>
   <pre>Applies a Configuration to the device to register the device for zero-touch
 enrollment. After applying a configuration to a device, the device
 automatically provisions itself on first boot, or next factory reset.
@@ -102,7 +102,7 @@
 Args:
   parent: string, Required. The customer managing the device. An API resource name in the
 format `customers/[CUSTOMER_ID]`. (required)
-  body: object, The request body. (required)
+  body: object, The request body.
     The object takes the form of:
 
 { # Request message for customer to assign a configuration to device.
@@ -191,14 +191,8 @@
     },
     "name": "A String", # Output only. The API resource name in the format
         # `partners/[PARTNER_ID]/devices/[DEVICE_ID]`. Assigned by the server.
-    "deviceMetadata": { # Metadata entries that can be attached to a `Device`. To learn more, read # The metadata attached to the device. Structured as key-value pairs. To
-        # learn more, read [Device metadata](/zero-touch/guides/metadata).
-        # [Device metadata](/zero-touch/guides/metadata).
-      "entries": { # Metadata entries recorded as key-value pairs.
-        "a_key": "A String",
-      },
-    },
     "deviceId": "A String", # Output only. The ID of the device. Assigned by the server.
+    "configuration": "A String", # Not available to resellers.
     "claims": [ # Output only. The provisioning claims for a device. Devices claimed for
         # zero-touch enrollment have a claim with the type `SECTION_TYPE_ZERO_TOUCH`.
         # Call
@@ -219,7 +213,13 @@
         "ownerCompanyId": "A String", # The ID of the Customer that purchased the device.
       },
     ],
-    "configuration": "A String", # Not available to resellers.
+    "deviceMetadata": { # Metadata entries that can be attached to a `Device`. To learn more, read # The metadata attached to the device. Structured as key-value pairs. To
+        # learn more, read [Device metadata](/zero-touch/guides/metadata).
+        # [Device metadata](/zero-touch/guides/metadata).
+      "entries": { # Metadata entries recorded as key-value pairs.
+        "a_key": "A String",
+      },
+    },
   }</pre>
 </div>
 
@@ -264,14 +264,8 @@
         },
         "name": "A String", # Output only. The API resource name in the format
             # `partners/[PARTNER_ID]/devices/[DEVICE_ID]`. Assigned by the server.
-        "deviceMetadata": { # Metadata entries that can be attached to a `Device`. To learn more, read # The metadata attached to the device. Structured as key-value pairs. To
-            # learn more, read [Device metadata](/zero-touch/guides/metadata).
-            # [Device metadata](/zero-touch/guides/metadata).
-          "entries": { # Metadata entries recorded as key-value pairs.
-            "a_key": "A String",
-          },
-        },
         "deviceId": "A String", # Output only. The ID of the device. Assigned by the server.
+        "configuration": "A String", # Not available to resellers.
         "claims": [ # Output only. The provisioning claims for a device. Devices claimed for
             # zero-touch enrollment have a claim with the type `SECTION_TYPE_ZERO_TOUCH`.
             # Call
@@ -292,7 +286,13 @@
             "ownerCompanyId": "A String", # The ID of the Customer that purchased the device.
           },
         ],
-        "configuration": "A String", # Not available to resellers.
+        "deviceMetadata": { # Metadata entries that can be attached to a `Device`. To learn more, read # The metadata attached to the device. Structured as key-value pairs. To
+            # learn more, read [Device metadata](/zero-touch/guides/metadata).
+            # [Device metadata](/zero-touch/guides/metadata).
+          "entries": { # Metadata entries recorded as key-value pairs.
+            "a_key": "A String",
+          },
+        },
       },
     ],
   }</pre>
@@ -313,13 +313,13 @@
 </div>
 
 <div class="method">
-    <code class="details" id="removeConfiguration">removeConfiguration(parent, body, x__xgafv=None)</code>
+    <code class="details" id="removeConfiguration">removeConfiguration(parent, body=None, x__xgafv=None)</code>
   <pre>Removes a configuration from device.
 
 Args:
   parent: string, Required. The customer managing the device in the format
 `customers/[CUSTOMER_ID]`. (required)
-  body: object, The request body. (required)
+  body: object, The request body.
     The object takes the form of:
 
 { # Request message for customer to remove the configuration from device.
@@ -373,7 +373,7 @@
 </div>
 
 <div class="method">
-    <code class="details" id="unclaim">unclaim(parent, body, x__xgafv=None)</code>
+    <code class="details" id="unclaim">unclaim(parent, body=None, x__xgafv=None)</code>
   <pre>Unclaims a device from a customer and removes it from zero-touch
 enrollment.
 
@@ -383,7 +383,7 @@
 Args:
   parent: string, Required. The customer managing the device. An API resource name in the
 format `customers/[CUSTOMER_ID]`. (required)
-  body: object, The request body. (required)
+  body: object, The request body.
     The object takes the form of:
 
 { # Request message for customer to unclaim a device.