package/{mesa3d, mesa3d-headers}: bump version to 17.1.2

package/{mesa3d, mesa3d-headers}: bump version to 17.1.2

Patch 0005 tweaked to apply on this release.

Patch 0006 already included in this release:
  https://cgit.freedesktop.org/mesa/mesa/commit/?id=e75001811e3b66986b4ede165a0fdde703d4f05b

zlib is now a mandatory dependency.
https://cgit.freedesktop.org/mesa/mesa/commit/?h=17.1&id=85a9b1b562b6a73b9494b3fad25172da3dc90fc2

[Bernd: added in v2]
- bump to mesa3d version 17.1.2
- squashed mesa3d-headers bump for bisectability
- renumbered patch 0007
- added zlib link in patch message
- Vulkan Intel driver does not depend on the i965 dri driver anymore
  https://cgit.freedesktop.org/mesa/mesa/commit/configure.ac?h=17.1&id=9aebdb5d082ec640fe8a14704201952bddb50a88
- Gallium vc4 driver depends on NEON support
  https://cgit.freedesktop.org/mesa/mesa/commit/?h=17.1&id=4d30024238efa829cabc72c1601beeee18c3dbf2

Signed-off-by: Vicente Olivert Riera <Vincent.Riera@imgtec.com>
Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>