#2093  # Type of request: This is a ...

[*] bug report
[ ] feature request

# Detailed description
Unable to invoke lambda function compiled in java 11. Localstack latest image still shows java version 8.

## Expected behavior
Should be able to invoke lambda function compiled in java 11.

## Actual behavior
Getting error-
Exception in thread "main" java.lang.UnsupportedClassVersionError: publisFunction has been compiled by a more recent version of the Java Runtime (class file version 55.0), this version of the Java Runtime only recognizes class file versions up to 52.0

# Steps to reproduce

docker-compose up -d
Create lambda function
Create SQS 
map lambda and sqs
send message to SQS to invoke lambda

Error message SS:
![image](https://user-images.githubusercontent.com/54183749/96603894-1a561c00-12ba-11eb-9d40-a19370a7c3aa.png)

![LS_error](https://user-images.githubusercontent.com/54183749/96603954-293cce80-12ba-11eb-9566-3942f96e564a.png)


Similar issue was reported #2093.  Couldn't find the answer if that was fixed and latest image of Localstack should compile in JAVA 11.
'Action': 'sts:AssumeRole',
                    'Principal': {'Service': 'lambda.amazonaws.com'}
                }
            ]
        }
        iam_client.create_role(
            RoleName=role_name,
            AssumeRolePolicyDocument=json.dumps(assume_policy_document)
        )
        Util.create_function('testLambda', TEST_LAMBDA_NAME_PY,
                             runtime=LAMBDA_RUNTIME_PYTHON37, libs=TEST_LAMBDA_LIBS)
        action = 'lambda:InvokeFunction'
        sid = 'logs'
        resp = lambda_client.add_permission(FunctionName='testLambda', Action=action,
                                            StatementId=sid, Principal='logs.amazonaws.com')
        self.assertIn('Statement', resp)
        sid = 'kinesis'
        resp = lambda_client.add_permission(FunctionName='testLambda', Action=action,
                                            StatementId=sid, Principal='kinesis.amazonaws.com')
        self.assertIn('Statement', resp)
        
        testutil.delete_lambda_function(TEST_LAMBDA_PYTHON)
class TestNodeJSRuntimes(LambdaTestBase):
    @classmethod
    def setUpClass(cls):
        cls.lambda_client = aws_stack.connect_to_service('lambda')
    def test_nodejs_lambda_running_in_docker(self):
        if not use_docker():
            return
        testutil.create_lambda_function(