display: ppd: Update to start/stop ppd with hwcomposer-2-2

hwcomposer support is upgraded from 2.1 to 2.2.  Update 'ppd'
service to also track hwcomposer-2-2.

Bug: 65406796
Test: Enable/disable FOSS with battery saver mode work.
Change-Id: Id7df63741b7c3ea9a1b0b30d6280a49db8f15191
diff --git a/init.hardware.rc b/init.hardware.rc
index 2f04b63..17d96ea 100644
--- a/init.hardware.rc
+++ b/init.hardware.rc
@@ -836,10 +836,10 @@
     socket pps stream 0660 system system
     disabled
 
-on property:init.svc.vendor.hwcomposer-2-1=stopped
+on property:init.svc.vendor.hwcomposer-2-2=stopped
     stop ppd
 
-on property:init.svc.vendor.hwcomposer-2-1=running
+on property:init.svc.vendor.hwcomposer-2-2=running
     start ppd
 
 # b/70518189 vDSO experiments