drop Azure DNS env vars in scripts

script/coverage

@@ -25,6 +25,10 @@ export DYN_CUSTOMER=
 export DYN_PASSWORD=
 export DYN_USERNAME=
 export GOOGLE_APPLICATION_CREDENTIALS=
+export ARM_CLIENT_ID=
+export ARM_CLIENT_SECRET=
+export ARM_TENANT_ID=
+export ARM_SUBSCRIPTION_ID=
 
 # Don't allow disabling coverage
 grep -r -I --line-number "# pragma: +no.*cover" octodns && {

script/test

@@ -25,5 +25,9 @@ export DYN_CUSTOMER=
 export DYN_PASSWORD=
 export DYN_USERNAME=
 export GOOGLE_APPLICATION_CREDENTIALS=
+export ARM_CLIENT_ID=
+export ARM_CLIENT_SECRET=
+export ARM_TENANT_ID=
+export ARM_SUBSCRIPTION_ID=
 
 nosetests "$@"