test/extended/prometheus: Remove SDN/OVN-K alert rules
test/extended/prometheus: Remove SDN/OVN-K alert rules

Signed-off-by: Martin Kennelly <531f901d542409841ee00681addaeeaa5e0efdb7@redhat.com>

openshift/origin,soltysh/origin,mfojtik/origin,csrwng/origin,mahak/origin,akram/origin,hroyrh/origin,deads2k/origin,bparees/origin,hroyrh/origin,hroyrh/origin,sallyom/origin,deads2k/origin,csrwng/origin,mfojtik/origin,csrwng/origin,akram/origin,mahak/origin,gabemontero/origin,soltysh/origin,sallyom/origin,gabemontero/origin,mfojtik/origin,soltysh/origin,jsafrane/origin,sallyom/origin,openshift/origin,akram/origin,deads2k/origin,gabemontero/origin,jsafrane/origin,mahak/origin,openshift/origin,jsafrane/origin,bparees/origin,bparees/origin