[Settings/Archive] remove all checks for the archiving system property

No longer needed

Change-Id: I24bc9a3d7503da1606d29eb3dfa963b0e6bf9d3e
BUG: 331165939
Test: builds

src/com/android/settings/applications/AppCounter.java

@@ -72,8 +72,7 @@ public abstract class AppCounter extends AsyncTask<Void, Void, Integer> {
     }
 
     private boolean isArchivingEnabled() {
-        return mFf.archiving() || SystemProperties.getBoolean("pm.archiving.enabled", false)
-                || Flags.appArchiving();
+        return mFf.archiving() || Flags.appArchiving();
     }
 
     @Override