fix(RichTextEditor): spacing [WPB-15264] (#18625)

* fix(RichTextEditor): spacing

* refactor(RichTextEditor): remove unused comments and clean up code structure

src/script/components/InputBar/components/RichTextEditor/RichTextEditor.tsx

@@ -120,7 +120,7 @@ export const RichTextEditor = ({
         return;
       }
 
-      const markdown = $convertToMarkdownString(markdownTransformers);
+      const markdown = $convertToMarkdownString(markdownTransformers, undefined, true);
 
       const text = transformMessage({replaceEmojis, markdown});
 

src/script/components/InputBar/components/RichTextEditor/plugins/EditedMessagePlugin/EditedMessagePlugin.tsx

@@ -70,7 +70,12 @@ export function EditedMessagePlugin({message, showMarkdownPreview}: Props): null
           // During the transformation, we have to tell the editor to transofrm mentions as well.
           // We can't do that by diretcly updating the $root (e.g. $root.appent(...MentionNodes)), because this function will overwrite the result.
           // One way of overcoming this issue is to use a custom transformer (quite a hacky way). Transformers are responisble for converting the text to the desired format (e.g. **bold** to bold).
-          $convertFromMarkdownString(wrappedWithTags, [mentionMarkdownTransformer, ...markdownTransformers]);
+          $convertFromMarkdownString(
+            wrappedWithTags,
+            [mentionMarkdownTransformer, ...markdownTransformers],
+            undefined,
+            true,
+          );
 
           editor.focus();
         });

src/script/components/InputBar/components/RichTextEditor/utils/useEditorDraftState.ts

@@ -42,7 +42,7 @@ export const useEditorDraftState = ({editorRef, saveDraftState, replaceEmojis}:
     }
 
     editor.getEditorState().read(() => {
-      const markdown = $convertToMarkdownString(markdownTransformers);
+      const markdown = $convertToMarkdownString(markdownTransformers, undefined, true);
       saveDraftState(JSON.stringify(editor.getEditorState().toJSON()), transformMessage({replaceEmojis, markdown}));
     });
   }, [editorRef, saveDraftState, replaceEmojis]);