Remove ubuntu 20.04 from the wayland pipeline due to error: ‘const wl_output_listener’ has no non-static data member named ‘name’

Signed-off-by: Alexis Maiquez <almamu@almamu.com>

.github/workflows/cmake.yml

@@ -38,7 +38,7 @@ jobs:
   build-wayland:
     strategy:
       matrix:
-        os: [ubuntu-22.04, ubuntu-20.04]
+        os: [ubuntu-22.04]
     # The CMake configure and build commands are platform agnostic and should work equally well on Windows or Mac.
     # You can convert this to a matrix build if you need cross-platform coverage.
     # See: https://docs.github.com/en/free-pro-team@latest/actions/learn-github-actions/managing-complex-workflows#using-a-build-matrix