Invoke bash in a mode that ignores CRs

.github/workflows/main.yml

@@ -201,7 +201,7 @@ jobs:
         run: |-  # Strip newlines to prevent bash on Windows from failing on CR
           python -m pip install coverage
           python -m coverage xml
-        shell: bash
+        shell: bash -Eeluo pipefail -o igncr {0}
       - name: Publish coverage
         if: hashFiles('coverage.xml') != ''  # Rudimentary `file.exists()`
         uses: codecov/codecov-action@v4