fix(networkconnectivity): update the API

#### networkconnectivity:v1

The following keys were changed:
- schemas.PscConfig.properties.producerInstanceLocation.description

Author: yoshi-automation

discovery/networkconnectivity-v1.json

@@ -3012,7 +3012,7 @@
       }
     }
   },
-  "revision": "20250527",
+  "revision": "20250617",
   "rootUrl": "https://networkconnectivity.googleapis.com/",
   "schemas": {
     "AcceptHubSpokeRequest": {
@@ -4775,7 +4775,7 @@
           "type": "string"
         },
         "producerInstanceLocation": {
-          "description": "Required. ProducerInstanceLocation is used to specify which authorization mechanism to use to determine which projects the Producer instance can be within.",
+          "description": "Optional. ProducerInstanceLocation is used to specify which authorization mechanism to use to determine which projects the Producer instance can be within.",
           "enum": [
             "PRODUCER_INSTANCE_LOCATION_UNSPECIFIED",
             "CUSTOM_RESOURCE_HIERARCHY_LEVELS"

src/apis/networkconnectivity/package.json

@@ -28,7 +28,7 @@
     "webpack": "webpack"
   },
   "dependencies": {
-    "googleapis-common": "^8.0.0"
+    "googleapis-common": "^8.0.2-rc.0"
   },
   "devDependencies": {
     "@microsoft/api-documenter": "^7.8.10",

src/apis/networkconnectivity/v1.ts

@@ -1271,7 +1271,7 @@ export namespace networkconnectivity_v1 {
      */
     limit?: string | null;
     /**
-     * Required. ProducerInstanceLocation is used to specify which authorization mechanism to use to determine which projects the Producer instance can be within.
+     * Optional. ProducerInstanceLocation is used to specify which authorization mechanism to use to determine which projects the Producer instance can be within.
      */
     producerInstanceLocation?: string | null;
     /**