feat: specify task problem matcher to null

Author: sidey79

.vscode/tasks.json

@@ -6,7 +6,8 @@
         {
             "label": "run main program",
             "type": "shell",
-            "command": "python3 main.py"
+            "command": "python3 main.py",
+            "problemMatcher": []
         }
     ]
 }