fix: get rid of some unused method

Author: foosel

octoprint_wrapped/__init__.py

@@ -65,9 +65,6 @@ def get_assets(self):
     def is_blueprint_csrf_protected(self):
         return True
 
-    def is_protected(self):
-        return True
-
     @octoprint.plugin.BlueprintPlugin.route("/<int:year>.svg", methods=["GET"])
     def get_svg(self, year):
         if (