Invalid API Gateway Response Keys

[wiliamsouza]

This PR aws/aws-sam-cli#1154 released with aws-sam-cli version v0.16.0 do not allow multiValueHeaders from APIGatewayProxyResponse https://github.com/aws/aws-lambda-go/blob/master/events/apigw.go#L25

multiValueHeaders was added in this PR #155

[bmoffatt]

This should be fixed by aws/aws-sam-cli#1166. Until a new release is made, you can downgrade to v0.15.0 per aws/aws-sam-cli#1190

[bmoffatt]

Fixed by https://github.com/awslabs/aws-sam-cli/releases/tag/v0.17.0