message: fix: some custom emoticons
diff: @@ -33,7 +33,7 @@ $emoticons: jabber, jsxc, klaus, nextcloud, xmpp, owncloud;
  @each $emoticon in $emoticons {
  &--#{$emoticon} {
  - background: url("../images/emoticons/#{$emoticon}.svg");
  + background-image: url("../images/emoticons/#{$emoticon}.svg");
  }
  }
  }
  