enable test.pypi.org

This reverts commit 52a7fde.

Signed-off-by: Wenqi Li <[email protected]>

Author: wyli

Diff for: .github/workflows/release.yml

@@ -77,12 +77,12 @@ jobs:
         rm dist/monai*.tar.gz
         ls -al dist/
 
-    # - if: matrix.python-version == '3.8' && startsWith(github.ref, 'refs/tags/')
-    #   name: Publish to Test PyPI
-    #   uses: pypa/gh-action-pypi-publish@release/v1
-    #   with:
-    #     password: ${{ secrets.TEST_PYPI }}
-    #     repository_url: https://test.pypi.org/legacy/
+    - if: matrix.python-version == '3.8' && startsWith(github.ref, 'refs/tags/')
+      name: Publish to Test PyPI
+      uses: pypa/gh-action-pypi-publish@release/v1
+      with:
+        password: ${{ secrets.TEST_PYPI }}
+        repository_url: https://test.pypi.org/legacy/
 
   versioning:
     # compute versioning file from python setup.py