chore: create blank concrete-python-tests workflows

.github/workflows/concrete_python_tests_macos.yml

@@ -0,0 +1,28 @@
+name: Concrete Python Tests (macOS)
+
+on:
+  workflow_call:
+  workflow_dispatch:
+    secrets:
+      CONCRETE_CI_SSH_PRIVATE:
+        required: true
+      CONCRETE_ACTIONS_TOKEN:
+        required: true
+
+concurrency:
+  group: concrete_python_tests_macos_${{ github.ref }}
+  cancel-in-progress: ${{ github.ref != 'refs/heads/main' }}
+
+jobs:
+  BuildConcreteCompilerAndTestConcretePythonInLinux:
+    name: Build Concrete Compiler and Test Concrete Python in macOS
+    runs-on: macos-11
+    steps:
+      - uses: webfactory/ssh-agent@v0.7.0
+        with:
+          ssh-private-key: ${{ secrets.CONCRETE_CI_SSH_PRIVATE }}
+
+      - uses: actions/checkout@v3
+        with:
+          submodules: recursive
+          token: ${{ secrets.CONCRETE_ACTIONS_TOKEN }}