RESTRICT AUTOMERGE Remove line of code that was mistakently left in.

This line was removed in O, S, & P, but somehow survived in the Q and R branches.

Bug: 193444889
Merged-In: I56589865427b10e2eab68e1ed2e7c290572a9edc
Change-Id: I56589865427b10e2eab68e1ed2e7c290572a9edc

packages/SystemUI/shared/src/com/android/systemui/shared/plugins/PluginManagerImpl.java

@@ -196,7 +196,6 @@ public class PluginManagerImpl extends BroadcastReceiver implements PluginManage
         filter.addAction(DISABLE_PLUGIN);
         filter.addDataScheme("package");
         mContext.registerReceiver(this, filter, PluginInstanceManager.PLUGIN_PERMISSION, null);
-        mContext.registerReceiver(this, filter);
         filter = new IntentFilter(Intent.ACTION_USER_UNLOCKED);
         mContext.registerReceiver(this, filter);
     }