### 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
self,
        context: RequestContext,
        domain_name: String,
        rest_api_id: String,
        base_path: String = None,
        stage: String = None,
    ) -> BasePathMapping:
        region_details = APIGatewayRegion.get()
        
        
        base_path = base_path or "(none)"
        entry = {
            "domainName": domain_name,
            "restApiId": rest_api_id,
            "basePath": base_path,
            "stage": stage,
        }
        region_details.base_path_mappings.setdefault(domain_name, []).append(entry)
        result = to_base_mapping_response_json(domain_name, base_path, entry)
        return BasePathMapping(**result)
    def update_base_path_mapping(