Update pip_install_pypiwin32.yml

Author: cclauss

.github/workflows/pip_install_pypiwin32.yml

@@ -15,7 +15,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: [3.10, 3.12, 3.14, 3.14t]
+        python-version: ['3.10', 3.12, 3.14, 3.14t]
         os: [windows-latest]
     runs-on: ${{ matrix.os }}
     steps: