Change TLS test to check for TLSv1.2 cipher [#151525786]
Change TLS test to check for TLSv1.2 cipher [#151525786]

Signed-off-by: Alex Stupakov <1fd64e7e7deea04422d49dbf3b0237e862c9489a@pivotal.io>

cloudfoundry-incubator/cf-mysql-acceptance-tests,cloudfoundry-incubator/cf-mysql-acceptance-tests,cloudfoundry-incubator/cf-mysql-acceptance-tests,cloudfoundry-incubator/cf-mysql-acceptance-tests