Add whitespace trimming feature.

indra/newview/linux_tools/refresh_desktop_app_entry.sh

@@ -57,9 +57,10 @@ desktopfile
 	print "Installing menu entries via XDG..."
 	xdg-icon-resource install --novendor --size 256 "${install_prefix}/${VIEWERNAME,,}_icon.png" ${VIEWERNAME}-Viewer
 	#NOTE: Above command takes the path to the icon to install && The name of the icon to be used by XDG. This should always be in the format of "x-Viewer" to avoid potential naming conflicts, as per XDG spec.
-	xdg-desktop-menu install --novendor "${installation_prefix}"/${VIEWERNAME,,}-${CHANNELNAME}-viewer.desktop
+	xdg-desktop-menu install --novendor "${installation_prefix}"/"${VIEWERNAME,,}"-"${CHANNELNAME}"-viewer.desktop
 }
 
+CHANNELNAME=$(echo "${CHANNELNAME}" | xargs) #Trim leading and / or tailing whitespace from CHANNELNAME
 if [ "$UID" == "0" ]; then
 	# system-wide
 	install_desktop_entry "${install_prefix}" /usr/local/share/applications