packaging: delete old libav patch

Refs #71506

Change-Id: I915bb1d127443b539fd2507cad96e705f24b865a

debian/patches/fix_libav_build

-Index: daemon/contrib/src/libav/rules.mak
-===================================================================
---- daemon.orig/contrib/src/libav/rules.mak
-+++ daemon/contrib/src/libav/rules.mak
-@@ -67,7 +67,7 @@ LIBAVCONF += \
- 	--enable-x11grab
- endif
- 
--DEPS_libav = zlib x264 vpx $(DEPS_vpx)
-+DEPS_libav = zlib x264 vpx opus speex $(DEPS_vpx)
- 
- ifdef HAVE_CROSS_COMPILE
- LIBAVCONF += --enable-cross-compile

debian/patches/series

-fix_libav_build