fix: failing ruff check #1884

Job	Run time
typescript / Check Typescript library	45s
typescript / Check Typescript chatbot	1m 3s
python / Check Python E2E tests	13s
python / Check Python chatbot	12s
python / Check Python library	47s
cdk / Check Typescript-based Dictionary Server	1m 33s
cdk / Check Typescript-based Dog Facts Server	1m 43s
typescript / Check Typescript E2E tests	36s
cdk / Check Typescript-based Cognito stack	20s
cdk / Check Python-based MCP Doc Server	2m 5s
cdk / Check Python-based Time Server	1m 59s
cdk / Check Python-based Dad Jokes Server	2m 13s
cdk / Check Python-based Zen Server	46s
cdk / Check Python-based Book Search Server	2m 12s
cdk / Check Typescript-based Cat Facts Server	1m 44s
cdk / Check Typescript-based Weather Alerts Server	1m 35s
	19m 46s

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