Fix type for claims_to_add_or_override in CognitoEventUserPoolsPreTokenGenV2#1100

jlizen merged 1 commit intoaws:mainaws/aws-lambda-rust-runtime:mainfrom

AbhigyaKrishna:fix/cognito-pre-token-v2AbhigyaKrishna/aws-lambda-rust-runtime:fix/cognito-pre-token-v2Copy head branch name to clipboard