Updated gst-plugins-bad to 1.18.4

Makefile

 all:
-	tar xf gst-plugins-bad-1.16.2.tar.xz
-	cd gst-plugins-bad-1.16.2 && mkdir build
-	cd gst-plugins-bad-1.16.2/build && meson --prefix=/usr -Dbuildtype=release
-	cd gst-plugins-bad-1.16.2/build && ninja
-	-cd gst-plugins-bad-1.16.2/build && ninja test
-	cd gst-plugins-bad-1.16.2/build && ninja install
-	rm -rf gst-plugins-bad-1.16.2
+	tar xf gst-plugins-bad-1.18.4.tar.xz
+	cd gst-plugins-bad-1.18.4 && mkdir build
+	cd gst-plugins-bad-1.18.4/build && meson --prefix=/usr -Dbuildtype=release
+	cd gst-plugins-bad-1.18.4/build && ninja
+	-cd gst-plugins-bad-1.18.4/build && ninja test
+	cd gst-plugins-bad-1.18.4/build && ninja install
+	rm -rf gst-plugins-bad-1.18.4

gst-plugins-bad.groups

+bin
+	/usr/bin/.*
+	/usr/share/gir-1.0/.*
 lib
 	/usr/lib/lib.*
 	/usr/lib/gstreamer-1.0/.*
 	/usr/share/gstreamer-1.0/.*
+	/usr/lib/girepository-1.0/.*
 pkg
 	/usr/lib/pkgconfig/.*
 locale