qtcreator: really add CONFIG += use_system_botan

Signed-off-by: Jürgen Buchmüller <pullmoll@t-online.de>

srcpkgs/qtcreator/template

@@ -21,6 +21,10 @@ if [ "$CROSS_BUILD" ]; then
 	makedepends+=" clang"
 fi
 
+pre_configure() {
+	sed -i qtcreator.pri -e'/CONFIG += c++14/aCONFIG += use_system_botan'
+}
+
 do_build() {
 	# Note: A simple "make ${makejobs}" fails after libs because
 	# of files being removed and symlinked asynchronously.