### 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
search_match = re.search(PATH_REGEX_RESPONSES, path)
    api_id = search_match.group(1)
    response_type = (search_match.group(2) or "").lstrip("/")
    if method == "GET":
        if response_type:
            return get_gateway_response(api_id, response_type)
        return get_gateway_responses(api_id)
    if method == "PUT":
        return put_gateway_response(api_id, response_type, data)
    if method == "PATCH":
        return update_gateway_response(api_id, response_type, data)
    if method == "DELETE":
        return delete_gateway_response(api_id, response_type)
    return make_error_response(
        "Not implemented for API Gateway gateway responses: %s" % method, code=404
    )
def find_api_subentity_by_id(api_id, entity_id, map_name):
    region_details = APIGatewayRegion.get()
    auth_list = getattr(region_details, map_name).get(api_id) or []
    return ([a for a in auth_list if a["id"] == entity_id] or [None])[0]
def path_based_url(api_id: str, stage_name: str, path: str) -> str:
    """Return URL for inbound API gateway for given API ID, stage name, and path"""
    pattern = "%s/restapis/{api_id}/{stage_name}/%s{path}" % (
        config.service_url("apigateway"),
        PATH_USER_REQUEST,
    )
    return pattern.format(api_id=api_id, stage_name=stage_name, path=path)
def host_based_url(rest_api_id: str, path: str, stage_name: str = None):