Remove python 3.7 build from manylinux.

Author: dihm

.github/workflows/release.yml

@@ -164,7 +164,7 @@ jobs:
         if: env.PURE == 'false'
         uses: RalfG/python-wheels-manylinux-build@v0.7.1
         with:
-          python-versions: 'cp37-cp37m cp38-cp38 cp39-cp39 cp310-cp310 cp311-cp311 cp312-cp312'
+          python-versions: 'cp38-cp38 cp39-cp39 cp310-cp310 cp311-cp311 cp312-cp312'
           pre-build-command: 'git config --global --add safe.directory "*"'
 
       - name: Upload Artifact