Recovery does not need permission to start adbd anymore

adbd is started by an init trigger now when sys.usb.config is set
to adb.

Test: adb sideload works in user/userdebug builds
Bug: 113563995
Change-Id: I23db4074cd49cf0ba6c4eb27510e3a5caad5681b

public/recovery.te

@@ -108,9 +108,6 @@ recovery_only(`
   # Reboot the device
   set_prop(recovery, powerctl_prop)
 
-  # Start/stop adbd via ctl.start adbd
-  set_prop(recovery, ctl_adbd_prop)
-
   # Read serial number of the device from system properties
   get_prop(recovery, serialno_prop)