qt6-multimedia: disable building gstreamer plugin

mingw-w64-qt6-multimedia/PKGBUILD

@@ -6,7 +6,7 @@ pkgname=("${MINGW_PACKAGE_PREFIX}-${_realname}"
          "${MINGW_PACKAGE_PREFIX}-${_realname}-debug")
 _qtver=6.4.2
 pkgver=${_qtver/-/}
-pkgrel=3
+pkgrel=4
 arch=(any)
 mingw_arch=('mingw64' 'ucrt64' 'clang64' 'clangarm64')
 url='https://www.qt.io'
@@ -19,8 +19,6 @@ makedepends=("${MINGW_PACKAGE_PREFIX}-cc"
              "${MINGW_PACKAGE_PREFIX}-qt6-shadertools"
              "${MINGW_PACKAGE_PREFIX}-qt6-quick3d"
              "${MINGW_PACKAGE_PREFIX}-ffmpeg"
-            #  "${MINGW_PACKAGE_PREFIX}-gst-plugins-base"
-            #  "${MINGW_PACKAGE_PREFIX}-mesa"
             #  "${MINGW_PACKAGE_PREFIX}-pulseaudio"
              "rsync")
 options=('!strip')
@@ -48,6 +46,7 @@ build() {
     -DCMAKE_BUILD_TYPE=RelWithDebInfo \
     -DCMAKE_INSTALL_PREFIX=${MINGW_PREFIX} \
     -DFEATURE_wmf=ON \
+    -DFEATURE_gstreamer=OFF \
     ../${_pkgfn}
 
   ${MINGW_PREFIX}/bin/cmake --build .