Merge "Add flag for setFrameRate API" into main

Author: Rachel Lee

services/surfaceflinger/surfaceflinger_flags_new.aconfig

@@ -10,6 +10,14 @@ flag {
   bug: "284324521"
 } # adpf_gpu_sf
 
+flag {
+  name: "arr_setframerate_api"
+  namespace: "core_graphics"
+  description: "New setFrameRate API for Android 16"
+  bug: "356987016"
+  is_fixed_read_only: true
+} # arr_setframerate_api
+
 flag {
   name: "ce_fence_promise"
   namespace: "window_surfaces"