fix(ci): use bash shell for glob expansion on Windows

The glob pattern `dist/*.whl` was not expanding on Windows because
PowerShell doesn't expand globs like bash does. This caused the
release workflow to fail on all Windows test jobs.

Author: tbhb

.github/workflows/release.yml

@@ -83,6 +83,7 @@ jobs:
           enable-cache: false # No checkout, so no dependency files to hash
 
       - name: Install from wheel
+        shell: bash
         run: |
           uv venv
           uv pip install dist/*.whl