[DNM] Remove app from launcher

Author: erfanoabdi

app/src/main/AndroidManifest.xml

@@ -36,8 +36,8 @@
             android:label="@string/nlp_app_name"
             android:process=":ui">
             <intent-filter>
-                <action android:name="android.intent.action.MAIN" />
-                <category android:name="android.intent.category.LAUNCHER" />
+                <action android:name="android.intent.action.APPLICATION_PREFERENCES" />
+                <category android:name="android.intent.category.DEFAULT" />
             </intent-filter>
         </activity>