trivial: Miscellaneous documentation typo fixes

Fix various typos in documentation txts.

Signed-off-by: Matt LaPlante <kernel1@cyberdogtech.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/Documentation/laptops/acer-wmi.txt b/Documentation/laptops/acer-wmi.txt
index 5ee2a02..0768fcc 100644
--- a/Documentation/laptops/acer-wmi.txt
+++ b/Documentation/laptops/acer-wmi.txt
@@ -40,7 +40,7 @@
 acer-wmi until Acer fix their ACPI-WMI implementation on them, so has been
 blacklisted until that happens.
 
-Please see the website for the current list of known working hardare:
+Please see the website for the current list of known working hardware:
 
 http://code.google.com/p/aceracpi/wiki/SupportedHardware