Don't tests stats channels that haven't been configured
requested to merge 2326-some-of-the-statschannel-system-test-cases-fail-if-i-build-bind-9-16-9-v9_16 into v9_16
pytest was failing because it was testing features that had not been configured. test to see if those features have been configured before running the tests.
(cherry picked from commit 10c01cba)
Closes #2326 (closed)