xfs: fix the indent in xfs_trans_mod_dquot

The formatting is strange in xfs_trans_mod_dquot, so do a reindent.
Signed-off-by: Kaixu Xia <kaixuxia@tencent.com>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>

fs/xfs/xfs_trans_dquot.c

@@ -221,24 +221,17 @@ xfs_trans_mod_dquot(
 	}
 
 	switch (field) {
-
-		/*
-		 * regular disk blk reservation
-		 */
+	/* regular disk blk reservation */
 	case XFS_TRANS_DQ_RES_BLKS:
 		qtrx->qt_blk_res += delta;
 		break;
 
-		/*
-		 * inode reservation
-		 */
+	/* inode reservation */
 	case XFS_TRANS_DQ_RES_INOS:
 		qtrx->qt_ino_res += delta;
 		break;
 
-		/*
-		 * disk blocks used.
-		 */
+	/* disk blocks used. */
 	case XFS_TRANS_DQ_BCOUNT:
 		qtrx->qt_bcount_delta += delta;
 		break;
@@ -247,9 +240,7 @@ xfs_trans_mod_dquot(
 		qtrx->qt_delbcnt_delta += delta;
 		break;
 
-		/*
-		 * Inode Count
-		 */
+	/* Inode Count */
 	case XFS_TRANS_DQ_ICOUNT:
 		if (qtrx->qt_ino_res && delta > 0) {
 			qtrx->qt_ino_res_used += delta;
@@ -258,16 +249,12 @@ xfs_trans_mod_dquot(
 		qtrx->qt_icount_delta += delta;
 		break;
 
-		/*
-		 * rtblk reservation
-		 */
+	/* rtblk reservation */
 	case XFS_TRANS_DQ_RES_RTBLKS:
 		qtrx->qt_rtblk_res += delta;
 		break;
 
-		/*
-		 * rtblk count
-		 */
+	/* rtblk count */
 	case XFS_TRANS_DQ_RTBCOUNT:
 		if (qtrx->qt_rtblk_res && delta > 0) {
 			qtrx->qt_rtblk_res_used += delta;