Doc: Fixing typo

Doc: Fixing typo

(cherry picked from commit 0a9652c93170ab9520869e9e231eba1834b47abc)

Conflicts:

	tests/auto/mediaobject/tst_mediaobject.cpp
	tests/auto/q3accel/tst_q3accel.cpp
	tests/auto/q3checklistitem/tst_q3checklistitem.cpp
	tests/auto/q3dns/tst_q3dns.cpp
	tests/auto/q3popupmenu/tst_q3popupmenu.cpp
	tools/linguist/tests/tst_lupdate.cpp

Change-Id: I118829afb27ab082f9656139102f74f9ab5f7ac4
Reviewed-on: http://codereview.qt.nokia.com/1035
Reviewed-by: Casper van Donderen <casper.vandonderen@nokia.com>
Reviewed-by: David Boddie