### 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
for item in resources.get("items"):
            path = item.get("path")
            for method, method_config in item.get("resourceMethods").items():
                method = method.lower()
                integration_responses = (
                    method_config.get("methodIntegration", {})
                    .get("integrationResponses", {})
                    .keys()
                )
                responses = dict.fromkeys(integration_responses, {})
                spec.path(path=path, operations={method: {"responses": responses}})
    def _swagger_export(self, api_id: str, stage: str, export_format: str) -> str:
        """
        https://github.com/OAI/OpenAPI-Specification/blob/main/versions/2.0.md
        """
        apigateway_client = aws_stack.connect_to_service("apigateway")
        rest_api = apigateway_client.get_rest_api(restApiId=api_id)
        resources = apigateway_client.get_resources(restApiId=api_id)
        spec = APISpec(
            title=rest_api.get("name"),
            version=timestamp(rest_api.get("createdDate"), format=TIMESTAMP_FORMAT_TZ),
            info=dict(description=rest_api.get("description")),
            openapi_version=self.SWAGGER_VERSION,
            basePath=f"/{stage}",
        )
        self._add_paths(spec, resources)
        return getattr(spec, self.export_formats.get(export_format))()
    def _oas3_export(self, api_id: str, stage: str, export_format: str) -> str: