#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.
zip_file=cls.test_java_jar,
            runtime=LAMBDA_RUNTIME_JAVA8,
            handler='cloud.localstack.sample.LambdaStreamHandler'
        )
        
        testutil.create_lambda_function(
            func_name=TEST_LAMBDA_NAME_JAVA_SERIALIZABLE,
            zip_file=cls.test_java_zip,
            runtime=LAMBDA_RUNTIME_JAVA8,
            handler='cloud.localstack.sample.SerializedInputLambdaHandler'
        )
        
        testutil.create_lambda_function(
            func_name=TEST_LAMBDA_NAME_JAVA_KINESIS,
            zip_file=cls.test_java_zip,
            runtime=LAMBDA_RUNTIME_JAVA8,
            handler='cloud.localstack.sample.KinesisLambdaHandler'
        )
    @classmethod
    def tearDownClass(cls):
        
        testutil.delete_lambda_function(TEST_LAMBDA_NAME_JAVA)
        testutil.delete_lambda_function(TEST_LAMBDA_NAME_JAVA_STREAM)
        testutil.delete_lambda_function(TEST_LAMBDA_NAME_JAVA_SERIALIZABLE)
        testutil.delete_lambda_function(TEST_LAMBDA_NAME_JAVA_KINESIS)
    def test_java_runtime(self):
        self.assertIsNotNone(self.test_java_jar)
        result = self.lambda_client.invoke(FunctionName=TEST_LAMBDA_NAME_JAVA, Payload=b'{}')
        result_data = result['Payload'].read()
        self.assertEqual(result['StatusCode'], 200)