Fix some spacing problems

fs/fat/fs_fat32dirent.c

@@ -463,7 +463,7 @@ static inline int fat_parsesfname(const char **path,
       dirinfo->fd_name[ndx++] = ch;
     }
 
- errout:
+errout:
   return -EINVAL;
 }
 
@@ -552,7 +552,7 @@ static inline int fat_parselfname(const char **path,
       dirinfo->fd_lfname[ndx++] = ch;
     }
 
- errout:
+errout:
     dirinfo->fd_lfname[0] = '\0';
     return -EINVAL;
 }

fs/fat/fs_fat32util.c

@@ -683,11 +683,11 @@ int fat_mount(struct fat_mountpt_s *fs, bool writeable)
 
   return OK;
 
- errout_with_buffer:
+errout_with_buffer:
   fat_io_free(fs->fs_buffer, fs->fs_hwsectorsize);
   fs->fs_buffer = 0;
 
- errout:
+errout:
   fs->fs_mounted = false;
   return ret;
 }

fs/fat/fs_writefat.c

@@ -333,7 +333,7 @@ static inline int mkfatfs_writembr(FAR struct fat_format_s *fmt,
   /* Write all of the reserved sectors */
 
   memset(var->fv_sect, 0, var->fv_sectorsize);
- for (sectno = 1; sectno < fmt->ff_rsvdseccount && ret >= 0; sectno++)
+  for (sectno = 1; sectno < fmt->ff_rsvdseccount && ret >= 0; sectno++)
     {
       ret = DEV_WRITE(var->fv_sect, sectno, 1);
     }