[ANNOUNCE] wayland 1.17.92

[Simon Ser]

This is the beta release for Wayland 1.18.0. Full commit history below.

Emmanuel Gil Peyrot (1):
      Remove unused HAVE_CONFIG_H define in meson

Ihor Antonov (1):
      os: fallback for unsupported posix_fallocate

Simon Ser (2):
      tests: fix memory leak in proxy-test
      build: bump to version 1.17.92 for the beta release

git tag: 1.17.92

https://wayland.freedesktop.org/releases/wayland-1.17.92.tar.xz
MD5:  8ad3536be416991e23c229c5359d87b4  wayland-1.17.92.tar.xz
SHA1: d1df0d3c5db5067ed17b15f11b061689450b77cd  wayland-1.17.92.tar.xz
SHA256: a927d13564440354e8fadbe2c7fce2afa6fda12783ef408d892fadbf23be34fa  wayland-1.17.92.tar.xz
SHA512: 1fe1e0fba25136d1d3fe2fb73e080a2c2fd818f1a29c56b454b60a7073f3c2066103028cd1e20e9c3050f8b3fbe298978d9172197622e70f4af4e0270a31ba8a  wayland-1.17.92.tar.xz
PGP:  https://wayland.freedesktop.org/releases/wayland-1.17.92.tar.xz.sig