remove broken require

app/__init__.py

@@ -6,7 +6,7 @@ from .routes.users import is_logged_in, get_active_user, get_prefers_theme
 from .routes.threads import get_post_url
 from .constants import (
     PermissionLevel, permission_level_string,
-    InfoboxKind, InfoboxIcons, InfoboxHTMLClass,
+    InfoboxKind, InfoboxHTMLClass,
     REACTION_EMOJI,
     )
 from .lib.babycode import babycode_to_html, EMOJI, BABYCODE_VERSION