mac builds are the slowest and most expensive. bye bye

Author: Brady Slot

.github/workflows/ci.yml

@@ -14,7 +14,7 @@ jobs:
     runs-on: ${{matrix.os}}
     strategy:
       matrix:
-        os: [ubuntu-latest, windows-latest, macos-latest]
+        os: [ubuntu-latest, windows-latest]
     steps:
       - uses: actions/checkout@v3
       - run: rustup toolchain install stable --profile minimal
@@ -28,7 +28,7 @@ jobs:
     runs-on: ${{matrix.os}}
     strategy:
       matrix:
-        os: [ubuntu-latest, windows-latest, macos-latest]
+        os: [ubuntu-latest, windows-latest]
     steps:
       - uses: actions/checkout@v3
       - run: rustup toolchain install stable --profile minimal