fix: self.cfg_file is already a full path (#552)

Signed-off-by: Kenneth Jiang <kenneth.jiang@gmail.com>

kiauh/extensions/obico/moonraker_obico.py

@@ -132,7 +132,7 @@ class MoonrakerObico:
             raise
         env_file_content = env_template_file_content.replace(
             "%CFG%",
-            f"{self.base.cfg_dir}/{self.cfg_file}",
+            f"{self.cfg_file}",
         )
         return env_file_content