### Is there an existing issue for this?

- [X] I have searched the existing issues

### Current Behavior

event path doesn't have trailing slash

### Expected Behavior

event path should have trailing slash

### How are you starting LocalStack?

With a docker-compose file

### Steps To Reproduce

{**'path': '/get_presigned_url'**, 'headers': {'Host': '0vcomlwzdi.execute-api.localhost.localstack.cloud:4566', .... more event logs .... }

### Environment

```markdown
- OS: Mac m1 
- LocalStack: 1.0.1
```


### Anything else?

noticing this while running a lambda test against localstack...in AWS the trailing slash in present
region_details = APIGatewayRegion.get()
    result = region_details.gateway_responses.get(api_id, [])
    href = "http://docs.aws.amazon.com/apigateway/latest/developerguide/restapi-gatewayresponse-{rel}.html"
    base_path = "/restapis/%s/gatewayresponses" % api_id
    result = {
        "_links": {
            "curies": {"href": href, "name": "gatewayresponse", "templated": True},
            "self": {"href": base_path},
            "first": {"href": base_path},
            "gatewayresponse:by-type": {
                "href": "%s/{response_type}" % base_path,
                "templated": True,
            },
            "item": [{"href": "%s/%s" % (base_path, r["responseType"])} for r in result],
        },
        "_embedded": {"item": [gateway_response_to_response_json(i, api_id) for i in result]},
        
        
        "item": [gateway_response_to_response_json(i, api_id) for i in result],
    }
    return result
def get_gateway_response(api_id, response_type):