Made recommended changes to moderator reports (see #4267)

app/javascript/src/styles/specific/comments.scss

@@ -4,7 +4,7 @@ div.comments-for-post {
   div.moderation-comments-notice {
     margin: 1em 0;
     font-weight: bold;
-    color: red;
+    color: var(--moderation-report-text-color);
   }
 
   div.hidden-comments-notice {
@@ -20,7 +20,7 @@ div.comments-for-post {
       }
 
       &[data-is-reported="true"] {
-        border: solid red;
+        border: var(--moderation-report-border);
       }
 
       &[data-is-voted="true"] {

app/javascript/src/styles/specific/forum.scss

@@ -1,12 +1,12 @@
 div.list-of-forum-posts {
   div.moderation-forums-notice {
     font-weight: bold;
-    color: red;
+    color: var(--moderation-report-text-color);
   }
 
   article.forum-post {
     &[data-is-reported="true"] {
-      border: solid red;
+      border: var(--moderation-report-border);
     }
 
     a.voted {

app/javascript/src/styles/specific/users.scss

@@ -3,7 +3,7 @@ div#c-users {
     div.moderation-users-notice {
       margin: 1em 0;
       font-weight: bold;
-      color: red;
+      color: var(--moderation-report-text-color);
     }
 
     div.box {