fix trailing whitespace

Author: Stunkymonkey

nautilus_open_any_terminal/nautilus_open_any_terminal.py

@@ -65,7 +65,7 @@ class Terminal:
         "Black Box",
         workdir_arguments=["--working-directory"],
         command_arguments=["-c"],
-    ),    
+    ),
     "bobcat": Terminal(
         "Bobcat",
         workdir_arguments=["--working-dir"],