disable extra vars

we don't need them right now and it's confusing to the user

Author: evgeni

foremanctl

@@ -6,7 +6,8 @@ OBSAH_DATA=${OBSAH_BASE}/src
 OBSAH_INVENTORY=${OBSAH_BASE}/inventories
 OBSAH_STATE=${OBSAH_BASE}/.var/lib/foremanctl
 OBSAH_PERSIST_PARAMS=true
-export OBSAH_NAME OBSAH_DATA OBSAH_INVENTORY OBSAH_STATE OBSAH_PERSIST_PARAMS
+OBSAH_ALLOW_EXTRA_VARS=false
+export OBSAH_NAME OBSAH_DATA OBSAH_INVENTORY OBSAH_STATE OBSAH_PERSIST_PARAMS OBSAH_ALLOW_EXTRA_VARS
 
 ANSIBLE_LOG_PATH=${OBSAH_BASE}/.var/lib/foremanctl/foremanctl.log
 ANSIBLE_COLLECTIONS_PATH=${OBSAH_BASE}/build/collections/foremanctl