UBIFS: fix minor stylistic issues

Fix several minor stylistic issues:
* lines longer than 80 characters
* space before closing parenthesis ')'
* spaces in the indentations

Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>

fs/ubifs/lpt_commit.c

@@ -586,7 +586,7 @@ static struct ubifs_pnode *next_pnode_to_dirty(struct ubifs_info *c,
 			if (nnode->nbranch[iip].lnum)
 				break;
 		}
-       } while (iip >= UBIFS_LPT_FANOUT);
+	} while (iip >= UBIFS_LPT_FANOUT);
 
 	/* Go right */
 	nnode = ubifs_get_nnode(c, nnode, iip);