Add in a manjaro build.

.github/workflows/python.yml

@@ -23,3 +23,15 @@ jobs:
         run: |
           make
 
+  build-manjaro:
+    runs-on: manjaro-latest
+    steps:
+      - uses: actions/checkout@v3
+      - name: Set up Python 3.10
+        uses: actions/setup-python@v3
+        with:
+          python-version: "3.10"
+      - name: Build package
+        run: |
+          make
+