runtime(menu): Fix "Open &Tab..." CJK translations to have shortcut key (#13031)

Previous PR (#12993) fixed localization files to point to "Open &Tab..."
but they didn't add the shortcut key to the translated names. This adds
the shortcut keys to the CJK translations in the form of "(&T)".

Note that this doesn't add the shortcut to latin script languages like
Czech. These types of translated names tend to also localize the
shortcut keys for them to make sense to the user and it's up to each
translator to decide how to do so. CJK translations tend to just take
the English key directly since it doesn't make sense to have a localized
shortcut key in general.


Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/runtime/lang/menu_chinese_gb.936.vim b/runtime/lang/menu_chinese_gb.936.vim
index b96f339..7fa609b 100644
--- a/runtime/lang/menu_chinese_gb.936.vim
+++ b/runtime/lang/menu_chinese_gb.936.vim
@@ -44,7 +44,7 @@
 " File menuitems {{{1
 menutrans &Open\.\.\.<Tab>:e ´ò¿ª(&O)\.\.\.<Tab>:e
 menutrans Sp&lit-Open\.\.\.<Tab>:sp ÔÚ²ð·Ö´°¿Ú´ò¿ª(&L)\.\.\.<Tab>:sp
-menutrans Open\ &Tab\.\.\.<Tab>:tabnew ÔÚ±êǩҳ´ò¿ª\.\.\.<Tab>:tabnew
+menutrans Open\ &Tab\.\.\.<Tab>:tabnew ÔÚ±êǩҳ´ò¿ª(&T)\.\.\.<Tab>:tabnew
 menutrans &New<Tab>:enew н¨(&N)<Tab>:enew
 menutrans &Close<Tab>:close ¹Ø±Õ(&C)<Tab>:close
 menutrans &Save<Tab>:w ±£´æ(&S)<Tab>:w
diff --git a/runtime/lang/menu_ja_jp.euc-jp.vim b/runtime/lang/menu_ja_jp.euc-jp.vim
index fdb0aca..daa404b 100644
--- a/runtime/lang/menu_ja_jp.euc-jp.vim
+++ b/runtime/lang/menu_ja_jp.euc-jp.vim
@@ -39,7 +39,7 @@
 menutrans &File				¥Õ¥¡¥¤¥ë(&F)
 menutrans &Open\.\.\.<Tab>:e		³«¤¯(&O)\.\.\.<Tab>:e
 menutrans Sp&lit-Open\.\.\.<Tab>:sp	ʬ³ä¤·¤Æ³«¤¯(&L)\.\.\.<Tab>:sp
-menutrans Open\ &Tab\.\.\.<Tab>:tabnew	¥¿¥Ö¥Ú¡¼¥¸¤Ç³«¤¯<Tab>:tabnew
+menutrans Open\ &Tab\.\.\.<Tab>:tabnew	¥¿¥Ö¥Ú¡¼¥¸¤Ç³«¤¯(&T)<Tab>:tabnew
 menutrans &New<Tab>:enew		¿·µ¬ºîÀ®(&N)<Tab>:enew
 menutrans &Close<Tab>:close		ÊĤ¸¤ë(&C)<Tab>:close
 menutrans &Save<Tab>:w			Êݸ(&S)<Tab>:w
diff --git a/runtime/lang/menu_ja_jp.utf-8.vim b/runtime/lang/menu_ja_jp.utf-8.vim
index 70db44a..f841647 100644
--- a/runtime/lang/menu_ja_jp.utf-8.vim
+++ b/runtime/lang/menu_ja_jp.utf-8.vim
@@ -39,7 +39,7 @@
 menutrans &File				ファイル(&F)
 menutrans &Open\.\.\.<Tab>:e		開く(&O)\.\.\.<Tab>:e
 menutrans Sp&lit-Open\.\.\.<Tab>:sp	分割して開く(&L)\.\.\.<Tab>:sp
-menutrans Open\ &Tab\.\.\.<Tab>:tabnew	タブページで開く<Tab>:tabnew
+menutrans Open\ &Tab\.\.\.<Tab>:tabnew	タブページで開く(&T)<Tab>:tabnew
 menutrans &New<Tab>:enew		新規作成(&N)<Tab>:enew
 menutrans &Close<Tab>:close		閉じる(&C)<Tab>:close
 menutrans &Save<Tab>:w			保存(&S)<Tab>:w
diff --git a/runtime/lang/menu_japanese_japan.932.vim b/runtime/lang/menu_japanese_japan.932.vim
index 19d095b..fe58d56 100644
--- a/runtime/lang/menu_japanese_japan.932.vim
+++ b/runtime/lang/menu_japanese_japan.932.vim
@@ -39,7 +39,7 @@
 menutrans &File				ƒtƒ@ƒCƒ‹(&F)
 menutrans &Open\.\.\.<Tab>:e		ŠJ‚­(&O)\.\.\.<Tab>:e
 menutrans Sp&lit-Open\.\.\.<Tab>:sp	•ªŠ„‚µ‚ÄŠJ‚­(&L)\.\.\.<Tab>:sp
-menutrans Open\ &Tab\.\.\.<Tab>:tabnew	ƒ^ƒuƒy[ƒW‚ÅŠJ‚­<Tab>:tabnew
+menutrans Open\ &Tab\.\.\.<Tab>:tabnew	ƒ^ƒuƒy[ƒW‚ÅŠJ‚­(&T)<Tab>:tabnew
 menutrans &New<Tab>:enew		V‹Kì¬(&N)<Tab>:enew
 menutrans &Close<Tab>:close		•‚¶‚é(&C)<Tab>:close
 menutrans &Save<Tab>:w			•Û‘¶(&S)<Tab>:w
diff --git a/runtime/lang/menu_ko_kr.euckr.vim b/runtime/lang/menu_ko_kr.euckr.vim
index 2dec6b7..d7fee55 100644
--- a/runtime/lang/menu_ko_kr.euckr.vim
+++ b/runtime/lang/menu_ko_kr.euckr.vim
@@ -31,7 +31,7 @@
 menutrans &File				ÆÄÀÏ(&F)
 menutrans &Open\.\.\.<Tab>:e		¿­±â(&O)\.\.\.<Tab>:e
 menutrans Sp&lit-Open\.\.\.<Tab>:sp	³ª´²¼­\ ¿­±â(&l)\.\.\.<Tab>:sp
-menutrans Open\ &Tab\.\.\.<Tab>:tabnew	ÅÇ\ ¿­±â\.\.\.<Tab>:tabnew
+menutrans Open\ &Tab\.\.\.<Tab>:tabnew	ÅÇ\ ¿­±â(&T)\.\.\.<Tab>:tabnew
 menutrans &New<Tab>:enew		»õ·Î¿î(&N)<Tab>:enew
 menutrans &Close<Tab>:close		´Ý±â(&C)<Tab>:close
 menutrans &Save<Tab>:w			ÀúÀå(&S)<Tab>:w
diff --git a/runtime/lang/menu_ko_kr.utf-8.vim b/runtime/lang/menu_ko_kr.utf-8.vim
index 586932d..f8d018b 100644
--- a/runtime/lang/menu_ko_kr.utf-8.vim
+++ b/runtime/lang/menu_ko_kr.utf-8.vim
@@ -31,7 +31,7 @@
 menutrans &File				파일(&F)
 menutrans &Open\.\.\.<Tab>:e		열기(&O)\.\.\.<Tab>:e
 menutrans Sp&lit-Open\.\.\.<Tab>:sp	나눠서\ 열기(&l)\.\.\.<Tab>:sp
-menutrans Open\ &Tab\.\.\.<Tab>:tabnew	탭\ 열기\.\.\.<Tab>:tabnew
+menutrans Open\ &Tab\.\.\.<Tab>:tabnew	탭\ 열기(&T)\.\.\.<Tab>:tabnew
 menutrans &New<Tab>:enew		새로운(&N)<Tab>:enew
 menutrans &Close<Tab>:close		닫기(&C)<Tab>:close
 menutrans &Save<Tab>:w			저장(&S)<Tab>:w
diff --git a/runtime/lang/menu_zh_cn.utf-8.vim b/runtime/lang/menu_zh_cn.utf-8.vim
index c50fe16..e8912c0 100644
--- a/runtime/lang/menu_zh_cn.utf-8.vim
+++ b/runtime/lang/menu_zh_cn.utf-8.vim
@@ -44,7 +44,7 @@
 " File menuitems {{{1
 menutrans &Open\.\.\.<Tab>:e 打开(&O)\.\.\.<Tab>:e
 menutrans Sp&lit-Open\.\.\.<Tab>:sp 在拆分窗口打开(&L)\.\.\.<Tab>:sp
-menutrans Open\ &Tab\.\.\.<Tab>:tabnew 在标签页打开\.\.\.<Tab>:tabnew
+menutrans Open\ &Tab\.\.\.<Tab>:tabnew 在标签页打开(&T)\.\.\.<Tab>:tabnew
 menutrans &New<Tab>:enew 新建(&N)<Tab>:enew
 menutrans &Close<Tab>:close 关闭(&C)<Tab>:close
 menutrans &Save<Tab>:w 保存(&S)<Tab>:w