[ANNOUNCE] libdrm 2.4.80

[Emil Velikov]

Christian Gmeiner (1):
      configure.ac: bump version for release

Eric Engestrom (1):
      intel: remove dead code

Philipp Zabel (2):
      etnaviv: sync uapi header
      etnaviv: add fence fd support

Tobias Jakobi (1):
      exynos: add C++ support to exynos_drmif header

git tag: libdrm-2.4.80

https://dri.freedesktop.org/libdrm/libdrm-2.4.80.tar.bz2
MD5:  4867866477f228973a64e68051ca9c66  libdrm-2.4.80.tar.bz2
SHA1: eabfc3e04d0737834ccb49fe34fc369f0e0588f9  libdrm-2.4.80.tar.bz2
SHA256: a82a519601e9cdfad795e760807eb07ac8913b225e25fc8fe9bc03e3be6549f1
 libdrm-2.4.80.tar.bz2
SHA512: 478f64bcc6f4815368ae86d023f11ba6b37595bb9d8baa588b466c6c0e2aae48a50a489137750ed21fbabef5afabf183c78c152eb770bfe316fa7401b191a30b
 libdrm-2.4.80.tar.bz2
PGP:  https://dri.freedesktop.org/libdrm/libdrm-2.4.80.tar.bz2.sig

https://dri.freedesktop.org/libdrm/libdrm-2.4.80.tar.gz
MD5:  c87ff78d935e35d41a473d9e041a5c56  libdrm-2.4.80.tar.gz
SHA1: b89068f63d5484d454f4b7a389381aedd1bdb662  libdrm-2.4.80.tar.gz
SHA256: 8e4556e094fa52d237b919c81ac2daf70bc0582a7c773ee47b52b0020a8fbae9
 libdrm-2.4.80.tar.gz
SHA512: 30245258ebf9d07bcd05bdf9a3cddd325fe4bf0a8ee8f70de3945ef36b5b02558fd53086511363df3d3276c077b5d2c077d498d0441cd2689ec9c6d66ec485a6
 libdrm-2.4.80.tar.gz
PGP:  https://dri.freedesktop.org/libdrm/libdrm-2.4.80.tar.gz.sig