gst_all_1.gst-plugins-base: clean up

Follow up on f5fbcf260f.

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

@@ -116,8 +116,8 @@ stdenv.mkDerivation rec {
 
   postPatch = ''
     patchShebangs \
-      common/scangobj-merge.py \
-      scripts/
+      scripts/meson-pkg-config-file-fixup.py \
+      scripts/extract-release-date-from-doap-file.py
   '';
 
   # This package has some `_("string literal")` string formats

pkgs/development/libraries/gstreamer/base/fix_pkgconfig_includedir.patch

@@ -1,15 +0,0 @@
-diff --git a/pkgconfig/meson.build b/pkgconfig/meson.build
-index 04abfbee5..88c86b431 100644
---- a/pkgconfig/meson.build
-+++ b/pkgconfig/meson.build
-@@ -2,8 +2,8 @@ pkgconf = configuration_data()
- 
- pkgconf.set('prefix', get_option('prefix'))
- pkgconf.set('exec_prefix', '${prefix}')
--pkgconf.set('libdir', '${prefix}/@0@'.format(get_option('libdir')))
--pkgconf.set('includedir', '${prefix}/@0@'.format(get_option('includedir')))
-+pkgconf.set('libdir', join_paths(get_option('prefix'), get_option('libdir')))
-+pkgconf.set('includedir', join_paths(get_option('prefix'), get_option('includedir')))
- pkgconf.set('GST_API_VERSION', api_version)
- pkgconf.set('VERSION', gst_version)
- pkgconf.set('LIBM', libm.found() ? '-lm' : '')