Github action: Disable macOS build because it is broken again

The macOS build breaks all the time for unknown reasons that have
nothing to do with the code but with the build environment.

Author: joto

.github/workflows/ci.yml

@@ -3,50 +3,6 @@ name: CI
 on: [ push, pull_request ]
 
 jobs:
-  macos:
-    strategy:
-      fail-fast: false
-      matrix:
-        os:
-          - "macos-13"
-          - "macos-14" # latest
-    runs-on: ${{ matrix.os }}
-
-    env:
-      LUA_VERSION: 5.4
-
-    steps:
-      - uses: actions/checkout@v4
-
-      - name: Install prerequisites
-        run: |
-          # Workaround for github/brew problem. Python is already install
-          # on the Github action runner and then homebrew comes along...
-          # See also: https://github.com/Homebrew/homebrew-core/issues/173191
-          rm -f /usr/local/bin/2to3* /usr/local/bin/idle3* /usr/local/bin/pydoc3* /usr/local/bin/python3*
-          brew install boost lua nlohmann-json opencv pandoc postgis potrace python3
-          # --break-system-packages is needed on macOS 14
-          pip3 install --break-system-packages psycopg2 behave osmium
-          mkdir ~/postgres
-          pg_ctl -D ~/postgres init
-          pg_ctl -D ~/postgres start
-        shell: bash
-
-      - name: Setup database
-        run: |
-          psql -d postgres -c 'CREATE EXTENSION postgis'
-          psql -d postgres -c 'CREATE EXTENSION hstore'
-          psql -d postgres -c 'SELECT PostGIS_Full_Version()'
-          mkdir -m 700 $GITHUB_WORKSPACE/tablespacetest
-          psql -d postgres -c "CREATE TABLESPACE tablespacetest LOCATION '$GITHUB_WORKSPACE/tablespacetest'"
-        shell: bash
-
-      - uses: ./.github/actions/linux-cmake
-      - uses: ./.github/actions/build-and-test
-        with:
-          test-wrapper: ''
-        env:
-          PGHOST: /tmp
 
   ubuntu20-pg96-gcc10-jit:
     runs-on: ubuntu-20.04