chore(compute): add new region tags (#9992)

Author: alarconesparza

compute/cmdline/src/main/java/ComputeEngineSample.java

@@ -156,6 +156,7 @@ public static boolean printInstances(Compute compute) throws IOException {
   }
   // [END list_instances]
 
+  // [START compute_create_instance]
   // [START create_instances]
   public static Operation startInstance(Compute compute, String instanceName) throws IOException {
     System.out.println("================== Starting New Instance ==================");
@@ -226,6 +227,7 @@ public static Operation startInstance(Compute compute, String instanceName) thro
     return insert.execute();
   }
   // [END create_instances]
+  // [END compute_create_instance]
 
   private static Operation deleteInstance(Compute compute, String instanceName) throws Exception {
     System.out.println(
@@ -243,6 +245,7 @@ public static String getLastWordFromUrl(String url) {
     return url;
   }
 
+  // [START compute_wait_for_operation]
   // [START wait_until_complete]
   /**
    * Wait until {@code operation} is completed.
@@ -286,4 +289,5 @@ public static Operation.Error blockUntilComplete(
     return operation == null ? null : operation.getError();
   }
   // [END wait_until_complete]
+  // [END compute_wait_for_operation]
 }