Update string char limit

    <string name="calls_title">Calls</string>

    <!-- check box SMS Messges title [CHAR LIMIT=30] -->

    <string name="sms_messages_title">SMS messages</string>

    <!-- check box cellular data summary [CHAR LIMIT=41] -->

    <!-- check box cellular data summary [CHAR LIMIT=85] -->

    <string name="cellular_data_summary">Allow data usage over mobile network</string>

    <!-- check box to allow data usage when roaming [CHAR LIMIT=41] -->

    <string name="allow_data_usage_title">Allow data usage when roaming</string>