multimedia/gnash: Remove stray space, note the opt dep qt4.

Signed-off-by: Matteo Bernardini <ponce@slackbuilds.org>

Signed-off-by: Andrew Clemons <andrew.clemons@gmail.com>

multimedia/gnash/README

@@ -4,3 +4,4 @@ desktop or an embedded device, as well as a plugin for several browsers.
 Plugins are now disabled by default due to browsers removing support.
 
 Optional but recommended deps are gst0-ffmpeg and gst0-plugins-ugly.
+Another optional dependency is qt4.

multimedia/gnash/gnash.SlackBuild

@@ -127,7 +127,7 @@ autoreconf -vif
   --enable-ssl \
   --without-gconf \
   --with-plugins-install=system \
-  --disable-npapi \ 
+  --disable-npapi \
   $KPARTS3_OPT \
   $KPARTS4_OPT \
   CFLAGS="$SLKCFLAGS" \