rsgain: revbump for ffmpeg4

Author: zlice

srcpkgs/rsgain/template

@@ -1,10 +1,10 @@
 # Template file for 'rsgain'
 pkgname=rsgain
 version=3.6
-revision=1
+revision=2
 build_style=cmake
 hostmakedepends="pkg-config"
-makedepends="ffmpeg-devel taglib-devel libebur128-devel inih-devel fmt-devel"
+makedepends="ffmpeg4-devel taglib-devel libebur128-devel inih-devel fmt-devel"
 short_desc="Simple, but powerful ReplayGain 2.0 tagging utility"
 maintainer="lemmi <lemmi@nerd2nerd.org>"
 license="BSD-2-Clause"