Removed old PGP key.

Thanks to xet7 !

SECURITY.md

@@ -1,8 +1,7 @@
 About money, see [CONTRIBUTING.md](CONTRIBUTING.md)
 
 Security is very important to us. If you discover any issue regarding security, please disclose
-the information responsibly by sending an email to support (at) wekan.team using
-[this PGP public key](support-at-wekan.team_pgp-publickey.asc) and not by
+the information responsibly by sending an email to support@wekan.team and not by
 creating a GitHub issue. We will respond swiftly to fix verifiable security issues.
 
 We thank you with a place at our hall of fame page, that is

support-at-wekan.team_pgp-publickey.asc

@@ -1,16 +0,0 @@
------BEGIN PGP PUBLIC KEY BLOCK-----
-Version: OpenPGP.js v4.10.8
-Comment: https://openpgpjs.org
-
-xjMEX3HbABYJKwYBBAHaRw8BAQdAQ2UBWCK1H3/z7gMgwVudRL+NlwJVCPw+
-Vsp9PGSLh9jNJ3N1cHBvcnRAd2VrYW4udGVhbSA8c3VwcG9ydEB3ZWthbi50
-ZWFtPsKPBBAWCgAgBQJfcdsABgsJBwgDAgQVCAoCBBYCAQACGQECGwMCHgEA
-IQkQRkG8ZpPn6f4WIQRI5gPihwJLiXfveDBGQbxmk+fp/kCXAQD/JXsgVq4d
-9sKmYDGHpCaIfsO//6cmiCGz3Mf5SDc0ygD/WpJO31Fyu6pfr3nWe4n50H93
-lXXz937+K1bB9rfqugDOOARfcdsAEgorBgEEAZdVAQUBAQdALydXPub/n7hx
-8qYjZa2tzBvcz5KkdnIxOoB+vaQZFQwDAQgHwngEGBYIAAkFAl9x2wACGwwA
-IQkQRkG8ZpPn6f4WIQRI5gPihwJLiXfveDBGQbxmk+fp/uyXAQCRLPksHCJ6
-RTl7HrtSS9lkeOmh32u+Rnjijn970PYIIQEAiGgXoJGBTzyVil9aPeqfWFK+
-0hvTsnNY3JT3K84OmQQ=
-=SNk3
------END PGP PUBLIC KEY BLOCK-----