vout/macosx,coreanimation: do not link against opengl

This is not needed. And for the normal mac builds, we even do not
have this library at all.

close #13838

modules/video_output/Makefile.am

@@ -12,13 +12,11 @@ endif
 
 if HAVE_OSX
 libvout_macosx_plugin_la_SOURCES = video_output/macosx.m video_output/opengl.c video_output/opengl.h
-libvout_macosx_plugin_la_CFLAGS = $(AM_CFLAGS) $(GL_CFLAGS)
-libvout_macosx_plugin_la_LIBADD = $(GL_LIBS)
+libvout_macosx_plugin_la_CFLAGS = $(AM_CFLAGS)
 libvout_macosx_plugin_la_LDFLAGS = $(AM_LDFLAGS) -rpath '$(voutdir)' -Wl,-framework,OpenGL,-framework,Cocoa
 
 libcaopengllayer_plugin_la_SOURCES = video_output/caopengllayer.m video_output/opengl.c video_output/opengl.h
-libcaopengllayer_plugin_la_CFLAGS = $(AM_CFLAGS) $(GL_CFLAGS)
-libcaopengllayer_plugin_la_LIBADD = $(GL_LIBS)
+libcaopengllayer_plugin_la_CFLAGS = $(AM_CFLAGS)
 libcaopengllayer_plugin_la_LDFLAGS = $(AM_LDFLAGS) -rpath '$(voutdir)' -Wl,-framework,OpenGL,-framework,Cocoa,-framework,QuartzCore
 vout_LTLIBRARIES += libvout_macosx_plugin.la libcaopengllayer_plugin.la
 endif