Bump pytest from 7.3.1 to 9.0.3 in /old/02-serverless-api-ecs-apigateway/tests (#8)

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old/02-serverless-api-ecs-apigateway/tests/requirements.txt

@@ -5,7 +5,7 @@ iniconfig==2.0.0
 jmespath==1.0.1
 packaging==23.1
 pluggy==1.0.0
-pytest==7.3.1
+pytest==9.0.3
 python-dateutil==2.8.2
 s3transfer==0.6.1
 six==1.16.0