This has swapped back and forth 12 times so far https://osmlab.github.io/osm-deep-history/#/node/892863645 please take into account the community consensus and best practice guidance. Per https://wiki.openstreetmap.org/wiki/Key:name it's clear to me that the common and on the ground usage is "Wattle Glen" with "Wattleglen" as the https://wiki.openstreetmap.org/wiki/Key:official_name.