Merge "Adjust comment on data over usage string." into pi-dev

    <!-- Data usage remaining string [CHAR LIMIT=13] -->

    <string name="data_used_formatted"><xliff:g name="value" example="500">^1</xliff:g> <xliff:g name="units" example="GB">^2</xliff:g> used</string>

    <!-- Data usage over limit string [CHAR LIMIT=13] -->

    <!-- Shows the amount of data the user has used over their data limit [CHAR LIMIT=13] -->

    <string name="data_overusage"><xliff:g name="bytes" example="2 GB">^1</xliff:g> over</string>

    <!-- Optional part of data usage showing the remaining amount [CHAR LIMIT=13] -->