Correct the name of step in GitHub Action

Co-authored-by: Hugo van Kemenade <[email protected]>

Author: pradyunsg

.github/workflows/verify-ensurepip-wheels.yml

@@ -28,5 +28,5 @@ jobs:
       - uses: actions/setup-python@v4
         with:
           python-version: '3'
-      - name: Compare checksums of bundled pip to ones published on PyPI
+      - name: Compare checksum of bundled pip to the one published on PyPI
         run: ./Tools/build/verify_ensurepip_wheels.py