[newlib-cygwin/main] Cygwin: locale(1): fix typo

[Corinna Vinschen]

https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=98aed7943ee3000281b1226e5a68152a3da7358f

commit 98aed7943ee3000281b1226e5a68152a3da7358f
Author:     Corinna Vinschen <corinna@vinschen.de>
AuthorDate: Sat Feb 25 13:20:05 2023 +0100
Commit:     Corinna Vinschen <corinna@vinschen.de>
CommitDate: Sat Feb 25 16:12:51 2023 +0100

    Cygwin: locale(1): fix typo
    
    Windows locales need a dash instead of an underscore.
    
    Signed-off-by: Corinna Vinschen <corinna@vinschen.de>

Diff:
---
 winsup/utils/locale.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/winsup/utils/locale.cc b/winsup/utils/locale.cc
index 193e91e3fafc..fffac920d80a 100644
--- a/winsup/utils/locale.cc
+++ b/winsup/utils/locale.cc
@@ -367,7 +367,7 @@ print_all_locales_proc (LPWSTR loc_name, DWORD info, LPARAM param)
 	  wchar_t scriptless_win_locale[32];
 	  wchar_t default_iso15924[32];
 
-	  wcpcpy (wcpcpy (wcpcpy (scriptless_win_locale, iso639), L"_"),
+	  wcpcpy (wcpcpy (wcpcpy (scriptless_win_locale, iso639), L"-"),
 		  iso3166);
 	  if ((GetLocaleInfoEx (scriptless_win_locale, LOCALE_SSCRIPTS,
 				default_iso15924, 32)