fix: remove primary color from discussion post and messages text

Author: bydawen

src/discussions/post-comments/comments/comment/Comment.jsx

@@ -225,7 +225,7 @@ const Comment = ({
             />
           ) : (
             <HTMLLoader
-              cssClassName="comment-body html-loader text-break mt-14px font-style text-primary-500"
+              cssClassName="comment-body html-loader text-break mt-14px font-style"
               componentId="comment"
               htmlNode={renderedBody}
               testId={id}

src/discussions/posts/post/Post.jsx

@@ -188,7 +188,7 @@ const Post = ({ handleAddResponseButton, openRestrictionDialogue }) => {
         postType={postType}
         title={title}
       />
-      <div className="d-flex mt-14px text-break font-style text-primary-500">
+      <div className="d-flex mt-14px text-break font-style">
         <HTMLLoader htmlNode={renderedBody} componentId="post" cssClassName="html-loader w-100" testId={postId} />
       </div>
       {(topicContext || topic) && (

src/discussions/posts/post/PostHeader.jsx

@@ -119,7 +119,7 @@ const PostHeader = ({
             </div>
           ) : (
             <h5
-              className="mb-0 font-style text-primary-500"
+              className="mb-0 font-style"
               style={{ lineHeight: '21px' }}
               aria-level="1"
               tabIndex="-1"