Create a separate activity for Data warning/limit settings

This is used to start the activity via explicit intent from
notifications.

Bug: 133163097
Test: manual + existing robo tests
Change-Id: Ib0515e5f21fdea109c463b11d7482824a5da9914
diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 569d7ad..1cbb4c4 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -293,6 +293,13 @@
             <meta-data android:name="distractionOptimized" android:value="true"/>
         </activity>
 
+        <activity android:name=".datausage.DataWarningAndLimitActivity"
+                  android:configChanges="orientation|keyboardHidden|screenSize"
+                  android:windowSoftInputMode="adjustResize"
+                  android:exported="true">
+            <meta-data android:name="distractionOptimized" android:value="true"/>
+        </activity>
+
         <!-- This logic is copied from phone.-->
         <!-- Ensures there's lightweight fallback activity when no other MAIN/HOME activity is present.-->
         <activity android:name=".FallbackHome"