Set up Python prior to installing packages.

.github/workflows/build-and-test.yml

@@ -22,6 +22,10 @@ jobs:
       run: |
         sudo apt update
         sudo apt install cmake clang ninja-build
+    - name: Setting up Python
+      uses: actions/setup-python@v4
+      with:
+        python-version: "3.10"
     - name: Install IREE compiler
       run: |
         python -m pip install iree-compiler