ci: update tag name

Author: souhhmm

.github/workflows/test-build.yml

@@ -99,6 +99,6 @@ jobs:
       - name: Publish to GitHub Release 1.0.0.post1
         uses: softprops/action-gh-release@v2
         with:
-          tag_name: "1.0.0.post1"
+          tag_name: "v1.0.0.post1"
           files: dist/*.whl