remove unused sampler and threads
remove unused sampler and threads

wso2-incubator/identity-test-integration,jsonds/identity-test-integration,wso2-incubator/identity-test-integration,jsonds/identity-test-integration,wso2-incubator/identity-test-integration,wso2-incubator/identity-test-integration,jsonds/identity-test-integration,jsonds/identity-test-integration