tools: drop duplicate mails for catalyst

Signed-off-by: Robin H. Johnson <robbat2@gentoo.org>

Author: robbat2

tools/catalyst-auto

@@ -9,7 +9,7 @@ REPO_DIR=$(dirname "$(dirname "$(realpath "$0")")")
 
 # Set up defaults that config files can override if they want.
 SUBARCH=$(uname -m)
-EMAIL_TO="releng@gentoo.org,gentoo-releng-autobuilds@lists.gentoo.org"
+EMAIL_TO="gentoo-releng-autobuilds@lists.gentoo.org" # make sure to subscribe new workers to the nomail version of the list!
 # Use full hostname by default as Gentoo servers will reject short names.
 EMAIL_FROM="catalyst@$(hostname -f)"
 EMAIL_SUBJECT_PREPEND="[${SUBARCH}-auto]"