Update domains.csv (#400)

Co-authored-by: Luke Smith <luke@lukesmith.xyz>

share/domains.csv

@@ -89,6 +89,7 @@ forthnet.gr,mail.forthnet.gr,993,smtp-auth.forthnet.gr,465
 fsmpi.rwth-aachen.de,mail.fsmpi.rwth-aachen.de,993,mail.fsmpi.rwth-aachen.de,465
 fsu-jena,exchange.uni-jena.de,993,smtp.uni-jena.de,587
 getbackinthe.kitchen,mail.cock.li,993,mail.cock.li,587
+gcc.edu,imap-mail.outlook.com,993,smtp-mail.outlook.com,587
 gmail.com,imap.gmail.com,993,smtp.gmail.com,587
 gmx.at,imap.gmx.net,993,mail.gmx.net,587
 gmx.com,imap.gmx.net,993,mail.gmx.net,587
@@ -308,4 +309,4 @@ ymail.com,imap.mail.yahoo.com,993,smtp.mail.yahoo.com,465
 unilodz.eu,outlook.office365.com,993,smtp.office365.com,587
 ethz.ch,mail.ethz.ch,993,mail.ethz.ch,587
 bocken.org,imap.gmail.com,993,smtp.gmail.com,465
-vxempire.xyz,vxempire.xyz,993,vxempire.xyz,587
+vxempire.xyz,vxempire.xyz,993,vxempire.xyz,587