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>
diff --git a/Documentation/x86_64/boot-options.txt b/Documentation/x86_64/boot-options.txt
index 74b77f9..f3c57f4 100644
--- a/Documentation/x86_64/boot-options.txt
+++ b/Documentation/x86_64/boot-options.txt
@@ -109,7 +109,7 @@
 Rebooting
 
    reboot=b[ios] | t[riple] | k[bd] [, [w]arm | [c]old]
-   bios	  Use the CPU reboto vector for warm reset
+   bios	  Use the CPU reboot vector for warm reset
    warm   Don't set the cold reboot flag
    cold   Set the cold reboot flag
    triple Force a triple fault (init)