Try to fix macOS wheel build (#41)

* 🔧 Add glm to path

* ⬇️ Downgrade macos runner

macos-latest is arm, so not sure if x86 wheels can be built on that:

https://docs.github.com/en/actions/using-github-hosted-runners/using-github-hosted-runners/about-github-hosted-runners#standard-github-hosted-runners-for-public-repositories

* 🚧 Temporarily disable tag and upload

* Revert "🚧 Temporarily disable tag and upload"

This reverts commit 9f53fa1.

.github/workflows/build-wheels.yml

@@ -12,7 +12,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        os: [ubuntu-latest, macos-latest]
+        os: [ubuntu-latest, macos-13]
 
     steps:
       - uses: actions/checkout@v2
@@ -24,7 +24,7 @@ jobs:
           # https://github.com/mapbox/rio-color/blob/0ab59ad8e2db99ad1d0c8bd8c2e4cf8d0c3114cf/appveyor.yml#L3
           CIBW_SKIP: "cp2* cp35* pp* *-win32 *-manylinux_i686"
           CIBW_ARCHS_MACOS: x86_64 arm64
-          CIBW_BEFORE_BUILD_MACOS: brew install glm
+          CIBW_BEFORE_BUILD_MACOS: brew install glm && export CPLUS_INCLUDE_PATH=$(brew --prefix glm)/include:$CPLUS_INCLUDE_PATH
           CIBW_BEFORE_ALL_LINUX: curl -sL https://github.com/g-truc/glm/releases/download/0.9.9.8/glm-0.9.9.8.zip > glm.zip && unzip -q glm.zip && cp -r glm/glm/ /usr/include/
 
       - uses: actions/upload-artifact@v2