Correctness: no format args format_html -> mark_safe

mentions/admin.py

@@ -1,6 +1,6 @@
 from django import forms
 from django.contrib import admin
-from django.utils.html import format_html
+from django.utils.safestring import mark_safe
 from django.utils.translation import gettext_lazy as _
 
 from mentions.models import (
@@ -218,4 +218,4 @@ class PendingOutgoingAdmin(BaseAdmin):
 
 
 def clickable_link(url: str) -> str:
-    return format_html(f"<a href={url}>{url}</a>")
+    return mark_safe(f"<a href={url}>{url}</a>")

mentions/templatetags/webmention_dashboard.py

@@ -18,7 +18,7 @@
 
 @register.simple_tag
 def success_icon(successful: bool) -> str:
-    successful_str = format_html(str(successful).lower())
+    successful_str = mark_safe(str(successful).lower())
 
     if successful:
         title = "Success"
@@ -60,7 +60,7 @@ def short_url(url: str) -> str:
         # Replace own domain with 'home' icon for brevity.
         return format_html("""<span class="icon">&#127968;</span>{url}""", url=url)
 
-    return format_html(url)
+    return mark_safe(url)
 
 
 @register.simple_tag