fix: remove optimistic code block capture as it is already there

Author: isekovanic

src/components/Message/hooks/useMessageTextStreaming.ts

@@ -40,9 +40,7 @@ export const useMessageTextStreaming = <
       const newCursorValue = textCursor.current + renderingLetterCount;
       const newText = text.substring(0, newCursorValue);
       textCursor.current += newText.length - textCursor.current;
-      const codeBlockCounts = (newText.match(/```/g) || []).length;
-      const shouldOptimisticallyCloseCodeBlock = codeBlockCounts > 0 && codeBlockCounts % 2 > 0;
-      setStreamedMessageText(shouldOptimisticallyCloseCodeBlock ? newText + '```' : newText);
+      setStreamedMessageText(newText);
     }, streamingLetterIntervalMs);
 
     return () => {