Switch to tag for pypi publish action

Author: foosel

.github/workflows/build.yml

@@ -59,7 +59,7 @@ jobs:
           name: dist
           path: dist
       - name: 📦 Publish to index
-        uses: pypa/gh-action-pypi-publish@master
+        uses: pypa/gh-action-pypi-publish@release/v1
         with:
           password: ${{ secrets.testpypi_password }}
           repository_url: https://test.pypi.org/legacy/
@@ -76,6 +76,6 @@ jobs:
           name: dist
           path: dist
       - name: 📦 Publish to index
-        uses: pypa/gh-action-pypi-publish@master
+        uses: pypa/gh-action-pypi-publish@release/v1
         with:
           password: ${{ secrets.pypi_password }}