Update appinspect_cli.yml

Author: derkkila

.github/workflows/appinspect_cli.yml

@@ -16,13 +16,18 @@ on:
 jobs:
   inspect:
     runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        python-version: ["3.9"]
 
     steps:
       - uses: actions/checkout@v2
 
+      - name: Set up Python 3.x
+        uses: actions/setup-python@v4
+        with:
+          # Semantic version range syntax or exact version of a Python version
+          python-version: '3.9'
+          # Optional - x64 or x86 architecture, defaults to x64
+          architecture: 'x64'
+
       - name: Install deps
         uses: CultureHQ/actions-yarn@master
         with: