egl: don't forget to ship platform_x11_dri3.h into the tarball
egl: don't forget to ship platform_x11_dri3.h into the tarball

Should have been a part of f35198badeb

Signed-off-by: Emil Velikov <4c996f2f093ddd0585a556460b4cc3ba555546ef@gmail.com>

metora/MesaGLSLCompiler,metora/MesaGLSLCompiler,metora/MesaGLSLCompiler