Doc: Removed non-existing Qt modules in the qdocconf depends variable.

-they cause unnecessary warnings.
-new modules should be entered one-by-one once they are made into
 official Qt 5 modules.

Change-Id: I9ab2e4422a2933f6aa52bf6b290041f4fe5dede6
Reviewed-by: Topi Reiniö <topi.reinio@digia.com>

doc/config/qtdoc.qdocconf

@@ -11,19 +11,15 @@ depends += \
     qmake \
     qtandroidextras \
     qtassistant \
-    qt3d \
     qtbluetooth \
     qtconcurrent \
-    qtcontacts \
     qtcore \
     qtdbus \
     qtdesigner \
-    qtfeedback \
     qtgraphicaleffects \
     qthelp \
     qtimageformats \
     qtgui \
-    qtlocation \
     qtlinguist \
     qtmacextras \
     qtmultimedia \
@@ -31,27 +27,21 @@ depends += \
     qtnetwork \
     qtnfc \
     qtopengl \
-    qtorganizer \
     qtpositioning \
     qtprintsupport \
-    qtpublishsubscribe \
     qtqml \
     qtquick \
     qtquickcontrols \
-    qtquickcontrolsstyles \
     qtquickdialogs \
     qtquicklayouts \
     qtscript \
     qtscripttools \
     qtsensors \
     qtserialport \
-    qtserviceframework \
     qtsql \
     qtsvg \
-    qtsysteminfo \
     qttestlib \
     qtuitools \
-    qtversit \
     qtwidgets \
     qtwinextras \
     qtwebkit \