SF: add back accidently removed field

Add back is_fixed_read_only to
use_known_refresh_rate_for_fps_consistency feature.

Bug: 317189939
Test: presubmit
Change-Id: I8183e80cfc3711d0bf357f4f6db48deac61a4cb0

parent 92f6ebac

services/surfaceflinger/surfaceflinger_flags.aconfig

+1 −0

Original line number	Diff line number	Diff line
		@@ -98,6 +98,7 @@ flag {
		namespace: "core_graphics"
		description: "Whether to use the closest known refresh rate to determine the fps consistency."
		bug: "299201319"
		is_fixed_read_only: true
		}

		# This flag is broken.