[Glitch] Add password challenge to 2FA settings, e-mail notifications

Port SCSS changes from 1781358bd9 to glitch-soc

Signed-off-by: Thibaut Girka <thib@sitedethib.com>

app/javascript/flavours/glitch/styles/admin.scss

@@ -233,6 +233,8 @@ hr.spacer {
   height: 1px;
 }
 
+body,
+.admin-wrapper .content {
   .muted-hint {
     color: $darker-text-color;
 
@@ -260,6 +262,7 @@ hr.spacer {
     color: $gold-star;
     font-weight: 500;
   }
+}
 
 .filters {
   display: flex;

app/javascript/flavours/glitch/styles/forms.scss

@@ -245,6 +245,10 @@ code {
       &-6 {
         max-width: 50%;
       }
+
+      .actions {
+        margin-top: 27px;
+      }
     }
 
     .fields-group:last-child,