Lint fix

Author: holtskinner

.github/workflows/linter.yaml

@@ -64,4 +64,4 @@ jobs:
           VALIDATE_GIT_COMMITLINT: false
           MARKDOWN_CONFIG_FILE: .markdownlint.json
           PYTHON_MYPY_CONFIG_FILE: .mypy.ini
-          FILTER_REGEX_EXCLUDE: '^(examples/.*|CHANGELOG.md)$'
+          FILTER_REGEX_EXCLUDE: "^(examples/.*|CHANGELOG.md)$"