Fix bug3119318, missing Mount USB storage strings

    <string name="sd_insert_summary" product="nosdcard">Insert USB storage for mounting</string>

    <!-- SD card & phone storage settings item summary that is displayed when no SD card is inserted -->

    <string name="sd_insert_summary" product="default">Insert an SD card for mounting</string>

    <!-- SD card & phone storage settings item title that will result in the phone mounting the SD card. [CHAR LIMIT=25] -->

    <string name="sd_mount">Mount SD card</string>

    <string name="sd_mount" product="default">Mount SD card</string>

    <!-- SD card & phone storage settings item title that will result in the phone mounting the SD card. -->

    <string name="sd_mount_summary">Mount the SD card</string>

    <string name="sd_mount_summary" product="default">Mount the SD card</string>

    <!-- Storage settings item title that will result in the phone mounting the USB storage - user should never see this. [CHAR LIMIT=25] -->

    <string name="sd_mount" product="nosdcard">Mount USB storage</string>

    <!-- Subtext for Storage settings' Mount USB storage item -- user should never see this. -->

    <string name="sd_mount_summary" product="nosdcard">Mount the USB storage</string>

    <!-- SD card & phone storage settings item title that will result in the phone formatting the USB storage.   [CHAR LIMIT=25] -->

    <string name="sd_format" product="nosdcard">Erase USB storage</string>

    <!-- SD card & phone storage settings item title that will result in the phone formatting the SD card.   [CHAR LIMIT=25] -->