fix fixed string formatting error

video_utils.py

@@ -61,8 +61,8 @@ def try_cobalt_api(yt_url, download_file):
             with open(download_file, 'wb') as file:
                 file.write(video_response.content)
 
-            print(f"Video downloaded successfully using Cobalt API: {
-                  download_file}")
+            print(f"Video downloaded successfully using Cobalt API: "
+                  f"{download_file}")
             return True
         else:
             print(f"Cobalt API Error: {data.get('text', 'Unknown error')}")