chore: Ensure the logging library does not get upset when output capture is disabled.

Changelog-Fixed: Testing infrastructure no longer fails when logging output capture is disabled.

.github/workflows/ci.yaml

@@ -17,6 +17,7 @@ env:
   SLOW_MACHINE: 1
   CI_SERVER_URL: "http://35.239.136.52:3170"
   PYTEST_OPTS_BASE: "-vvv --junit-xml=report.xml --timeout=1800 --durations=10"
+  TEST_LOG_IGNORE_ERRORS: "1"
 
 jobs:
   prebuild:

.github/workflows/coverage-nightly.yaml

@@ -91,6 +91,7 @@ jobs:
           PYTEST_PAR: ${{ matrix.pytest_par }}
           SLOW_MACHINE: 1
           TIMEOUT: 900
+          TEST_LOG_IGNORE_ERRORS: "1"
         run: |
           mkdir -p "$CLN_COVERAGE_DIR"
           uv run eatmydata pytest tests/ -n ${PYTEST_PAR} -vvv