gst_all_1.gst-editing-services: fix build

pkgs/development/libraries/gstreamer/ges/default.nix

@@ -32,4 +32,8 @@ stdenv.mkDerivation rec {
     })
     ./fix_pkgconfig_includedir.patch
   ];
+
+  postPatch = ''
+    sed -i -r -e 's/p(bad|good) = .*/p\1 = pbase/' tests/check/meson.build
+  '';
 }