chore: Integrate new gapic-generator-java and rules_gapic (#1444)

* chore: Integrate new gapic-generator-java and rules_gapic

PiperOrigin-RevId: 454027580

Source-Link: googleapis/googleapis@1b22277

Source-Link: https://github.com/googleapis/googleapis-gen/commit/e04cea20d0d12eb5c3bdb360a9e72b654edcb638
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gapic-google-cloud-storage-v2/src/main/java/com/google/storage/v2/StorageClient.java

@@ -635,7 +635,7 @@ public final ListBucketsPagedResponse listBuckets(ListBucketsRequest request) {
    *           .build();
    *   while (true) {
    *     ListBucketsResponse response = storageClient.listBucketsCallable().call(request);
-   *     for (Bucket element : response.getResponsesList()) {
+   *     for (Bucket element : response.getBucketsList()) {
    *       // doThingsWith(element);
    *     }
    *     String nextPageToken = response.getNextPageToken();
@@ -1647,7 +1647,7 @@ public final ListNotificationsPagedResponse listNotifications(ListNotificationsR
    *   while (true) {
    *     ListNotificationsResponse response =
    *         storageClient.listNotificationsCallable().call(request);
-   *     for (Notification element : response.getResponsesList()) {
+   *     for (Notification element : response.getNotificationsList()) {
    *       // doThingsWith(element);
    *     }
    *     String nextPageToken = response.getNextPageToken();
@@ -2329,7 +2329,7 @@ public final ListObjectsPagedResponse listObjects(ListObjectsRequest request) {
    *           .build();
    *   while (true) {
    *     ListObjectsResponse response = storageClient.listObjectsCallable().call(request);
-   *     for (Object element : response.getResponsesList()) {
+   *     for (Object element : response.getObjectsList()) {
    *       // doThingsWith(element);
    *     }
    *     String nextPageToken = response.getNextPageToken();
@@ -3163,7 +3163,7 @@ public final ListHmacKeysPagedResponse listHmacKeys(ListHmacKeysRequest request)
    *           .build();
    *   while (true) {
    *     ListHmacKeysResponse response = storageClient.listHmacKeysCallable().call(request);
-   *     for (HmacKeyMetadata element : response.getResponsesList()) {
+   *     for (HmacKeyMetadata element : response.getHmacKeysList()) {
    *       // doThingsWith(element);
    *     }
    *     String nextPageToken = response.getNextPageToken();