resolve warning about bitfield

Signed-off-by: SergeySlice <sergey.slice@gmail.com>

Library/OcGuardLib/UbsanPrintf.c

@@ -80,10 +80,11 @@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  * Implementation
  */
 struct param {
-    char lz:1;          /**<  Leading zeros */
-    char alt:1;         /**<  alternate form */
-    char uc:1;          /**<  Upper case (for base16 only) */
-    char align_left:1;  /**<  0 == align right (default), 1 == align left */
+	unsigned char lz:1;          /**<  Leading zeros */
+	unsigned char alt:1;         /**<  alternate form */
+	unsigned char uc:1;          /**<  Upper case (for base16 only) */
+	unsigned char align_left:1;  /**<  0 == align right (default), 1 == align left */
+	unsigned char space:4;       //Slice - to align char size
     unsigned int width; /**<  field width */
     char sign;          /**<  The sign to display (if any) */
     unsigned int base;  /**<  number base (e.g.: 8, 10, 16) */