Fix typos in Documentation/: 'Q'-'R'

This patch fixes typos in various Documentation txts. The patch addresses
some words starting with the letters 'Q'-'R'.

Signed-off-by: Matt LaPlante <kernel1@cyberdogtech.com>
Acked-by: Randy Dunlap <rdunlap@xenotime.net>
Signed-off-by: Adrian Bunk <bunk@stusta.de>

Documentation/filesystems/configfs/configfs.txt

@@ -422,7 +422,7 @@ support mkdir(2) or rmdir(2) either.  It only allows rename(2).  The
 "pending" directory does allow mkdir(2) and rmdir(2).  An item is
 created in the "pending" directory.  Its attributes can be modified at
 will.  Userspace commits the item by renaming it into the "live"
-directory.  At this point, the subsystem recieves the ->commit_item()
+directory.  At this point, the subsystem receives the ->commit_item()
 callback.  If all required attributes are filled to satisfaction, the
 method returns zero and the item is moved to the "live" directory.