ci(publish): fix tag and publish job to use python 3.8

Fixes: canonicalGH-458 (canonical#458)

Author: a-dubs

.github/workflows/tag_and_publish.yaml

@@ -29,10 +29,10 @@ jobs:
         uses: actions/checkout@v3
         with:
           ref: ${{ needs.tag-release.outputs.version}}
-      - name: Set up Python 3.7
+      - name: Set up Python 3.8
         uses: actions/setup-python@v3
         with:
-          python-version: "3.7"
+          python-version: "3.8"
       - name: Install pypa/build
         run: python -m pip install build --user
       - name: Build sdist and wheel

VERSION

@@ -1 +1 @@
-1!10.7.0
+1!10.7.1