fix(networksecurity): update the API

#### networksecurity:v1beta1

The following keys were changed:
- schemas.SACAttachment.description
- schemas.SACAttachmentSACAttachmentSymantecOptions.properties.symantecLocationName.description
- schemas.SACRealm.description

Author: yoshi-automation

discovery/networksecurity-v1beta1.json

@@ -5356,7 +5356,7 @@
       }
     }
   },
-  "revision": "20250604",
+  "revision": "20250608",
   "rootUrl": "https://networksecurity.googleapis.com/",
   "schemas": {
     "AddAddressGroupItemsRequest": {
@@ -8332,7 +8332,7 @@
       "type": "object"
     },
     "SACAttachment": {
-      "description": "Represents a Secure Access Connect (SAC) Attachment resource. A Secure Access Connect attachment enables NCC Gateway to process traffic with an SSE product.",
+      "description": "Represents a Secure Access Connect (SAC) attachment resource. A Secure Access Connect attachment enables NCC Gateway to process traffic with an SSE product.",
       "id": "SACAttachment",
       "properties": {
         "country": {
@@ -8403,7 +8403,7 @@
       "id": "SACAttachmentSACAttachmentSymantecOptions",
       "properties": {
         "symantecLocationName": {
-          "description": "Immutable. Name to be used when creating a location on the customer's behalf in Symantec's Location API. Not to be confused with GCP locations.",
+          "description": "Immutable. Name to be used when creating a location on the customer's behalf in Symantec's Location API. Not to be confused with Google Cloud locations.",
           "type": "string"
         },
         "symantecSite": {
@@ -8414,7 +8414,7 @@
       "type": "object"
     },
     "SACRealm": {
-      "description": "Represents a Secure Access Connect (SAC) Realm resource. A Secure Access Connect realm establishes a connection between your Google Cloud project and an SSE service.",
+      "description": "Represents a Secure Access Connect (SAC) realm resource. A Secure Access Connect realm establishes a connection between your Google Cloud project and an SSE service.",
       "id": "SACRealm",
       "properties": {
         "createTime": {

src/apis/networksecurity/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/networksecurity/v1beta1.ts

@@ -2015,7 +2015,7 @@ export namespace networksecurity_v1beta1 {
     sources?: Schema$Source[];
   }
   /**
-   * Represents a Secure Access Connect (SAC) Attachment resource. A Secure Access Connect attachment enables NCC Gateway to process traffic with an SSE product.
+   * Represents a Secure Access Connect (SAC) attachment resource. A Secure Access Connect attachment enables NCC Gateway to process traffic with an SSE product.
    */
   export interface Schema$SACAttachment {
     /**
@@ -2064,7 +2064,7 @@ export namespace networksecurity_v1beta1 {
    */
   export interface Schema$SACAttachmentSACAttachmentSymantecOptions {
     /**
-     * Immutable. Name to be used when creating a location on the customer's behalf in Symantec's Location API. Not to be confused with GCP locations.
+     * Immutable. Name to be used when creating a location on the customer's behalf in Symantec's Location API. Not to be confused with Google Cloud locations.
      */
     symantecLocationName?: string | null;
     /**
@@ -2073,7 +2073,7 @@ export namespace networksecurity_v1beta1 {
     symantecSite?: string | null;
   }
   /**
-   * Represents a Secure Access Connect (SAC) Realm resource. A Secure Access Connect realm establishes a connection between your Google Cloud project and an SSE service.
+   * Represents a Secure Access Connect (SAC) realm resource. A Secure Access Connect realm establishes a connection between your Google Cloud project and an SSE service.
    */
   export interface Schema$SACRealm {
     /**