[Update] Config Window: Advanced Settings Tab: add Open Config File. add item open file(config.json) button.

locales/en.yml

@@ -193,4 +193,7 @@ config_window:
     label: OSC IP Address
 
   osc_port:
-    label: OSC Port
+    label: OSC Port
+
+  open_config_filepath:
+    label: Open Config File

locales/ja.yml

@@ -192,4 +192,7 @@ config_window:
     label: OSC IP Address
 
   osc_port:
-    label: OSC Port
+    label: OSC Port
+
+  open_config_filepath:
+    label: 設定ファイルを開く