small fix in setting window title in Rakugo.gd

Author: Jeremi360

.gut_editor_config.json

@@ -33,12 +33,12 @@
  "post_run_script": "",
  "pre_run_script": "",
  "prefix": "Test",
- "selected": "TestFix273.gd",
+ "selected": "TestVariablesRk.gd",
  "should_exit": false,
  "should_exit_on_success": false,
  "should_maximize": false,
  "show_help": false,
  "suffix": ".gd",
  "tests": [],
- "unit_test_name": null
+ "unit_test_name": "test_variables"
 }

addons/Rakugo/Rakugo.gd

@@ -220,7 +220,7 @@ func get_character_variable(character_tag: String, var_name: String):
 func _ready():
 	var version = ProjectSettings.get_setting(game_version)
 	var title = ProjectSettings.get_setting(game_title)
-	get_window().set_title(title + " " + version)
+	get_window().set_title(title + " " + str(version))
 
 	var narrator_name = ProjectSettings.get_setting(narrator_name)
 	define_character("narrator", narrator_name)