[SYNPY-1524] Fixes ghcr-build-and-push-on-develop and `ghcr-build-a…

…nd-push-on-release` Workflows (#1136)

* set python version for ghcr, test build

* uncomment line

* adds for develop

.github/workflows/build.yml

@@ -462,6 +462,9 @@ jobs:
     steps:
       - name: Check out the repo
         uses: actions/checkout@v4
+      - uses: actions/setup-python@v5
+        with:
+          python-version: 3.9
       - name: Extract Release Version
         run: echo "RELEASE_VERSION=${GITHUB_REF#refs/tags/}" >> $GITHUB_ENV
         shell: bash
@@ -515,6 +518,9 @@ jobs:
     steps:
       - name: Check out the repo
         uses: actions/checkout@v4
+      - uses: actions/setup-python@v5
+        with:
+          python-version: 3.9
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v2
       - name: Log in to GitHub Container Registry