Remove umask_set

root/etc/services.d/radarr/run

@@ -1,10 +1,5 @@
 #!/usr/bin/with-contenv bash
 
-if [ -n "${UMASK_SET}" ] && [ -z "${UMASK}" ]; then
-    echo -e "You are using a legacy method of defining umask\nplease update your environment variable from UMASK_SET to UMASK\nto keep the functionality after July 2021"
-    umask ${UMASK_SET}
-fi
-
 exec \
     s6-setuidgid abc /app/radarr/bin/Radarr \
     -nobrowser -data=/config