Simplify gameplay keyboard physical-key paths

assets/Locales/KeyboardLayout.json

@@ -375,31 +375,6 @@
         "zh_TW": "右 ⌘"
       }
     },
-    {
-      "ID": "KeyMenu",
-      "Translations": {
-        "ar_SA": "زر القائمة",
-        "de_DE": "",
-        "el_GR": "",
-        "en_US": "Menu",
-        "es_ES": null,
-        "fr_FR": null,
-        "he_IL": "",
-        "it_IT": "Menù",
-        "ja_JP": "",
-        "ko_KR": "메뉴",
-        "no_NO": "Meny",
-        "pl_PL": "",
-        "pt_BR": null,
-        "ru_RU": "Меню",
-        "sv_SE": "Meny",
-        "th_TH": "เมนู",
-        "tr_TR": "Menü",
-        "uk_UA": "Меню",
-        "zh_CN": "菜单键",
-        "zh_TW": "功能表鍵"
-      }
-    },
     {
       "ID": "KeyUp",
       "Translations": {
@@ -1926,4 +1901,4 @@
       }
     }
   ]
-}
+}