rely on java sdk supplied capella cert instead of InsecureTrustManagerFactory

[mikereiche]

protected void configureEnvironment(ClusterEnvironment.Builder builder) {
    if (config().isUsingCloud()) {
            builder.securityConfig(						 
                SecurityConfig.builder().trustManagerFactory(InsecureTrustManagerFactory.INSTANCE).enableTls(true));
    }
}

ddfbc1f