cli/__init__.py: avoid using newline escape characters

Author: shaggysa

pybricksdev/cli/__init__.py

@@ -298,8 +298,10 @@ async def reconnect_hub():
                             return
 
                 except SyntaxError as e:
-                    print("\nA syntax error occurred while parsing your program:")
-                    print(e, "\n")
+                    print()
+                    print("A syntax error occurred while parsing your program:")
+                    print(e)
+                    print()
 
                 except HubPowerButtonPressedError:
                     # This means the user pressed the button on the hub to re-start the