chore: regenerate API index

api-index-v1.json

@@ -57209,27 +57209,27 @@
       "options": {
         "java_package": {
           "valueCounts": {
-            "com.google.monitoring.dashboard.v1": 11
+            "com.google.monitoring.dashboard.v1": 12
           }
         },
         "java_multiple_files": {
           "valueCounts": {
-            "true": 11
+            "true": 12
           }
         },
         "go_package": {
           "valueCounts": {
-            "google.golang.org/genproto/googleapis/monitoring/dashboard/v1;dashboard": 11
+            "google.golang.org/genproto/googleapis/monitoring/dashboard/v1;dashboard": 12
           }
         },
         "php_namespace": {
           "valueCounts": {
-            "Google\\Cloud\\Monitoring\\Dashboard\\V1": 11
+            "Google\\Cloud\\Monitoring\\Dashboard\\V1": 12
           }
         },
         "ruby_package": {
           "valueCounts": {
-            "Google::Cloud::Monitoring::Dashboard::V1": 11
+            "Google::Cloud::Monitoring::Dashboard::V1": 12
           }
         }
       },