Revert "r8s: decommonize refresh rate configuration"

This reverts commit fdce5bb0f5.

overlay/packages/apps/Settings/res/values/config.xml

@@ -14,7 +14,4 @@
 <resources>
     <!-- The radius of the enrollment progress bar, in dp -->
     <integer name="config_udfpsEnrollProgressBar" translatable="false">70</integer>
-
-    <!-- Whether to show peak refresh rate in display settings -->
-    <bool name="config_show_peak_refresh_rate_switch">true</bool>
 </resources>

vendor.prop

@@ -4,9 +4,6 @@ ro.vendor.fingerprint.type=udfps_optical
 ro.vendor.fingerprint.request_touch_event=true
 ro.vendor.fingerprint.cancel_on_enroll_completion-true
 
-# Graphics
-ro.surface_flinger.use_content_detection_for_refresh_rate=false
-
 # Wifi
 ro.vendor.wifi.sap.interface=wlan1
 vendor.wifi.dualconcurrent.interface=wlan1