MAINTAINERS: nolibc: update tree location

The nolibc tree moved out of Willys user namespace into its own.

Signed-off-by: Thomas Weißschuh <linux@weissschuh.net>
Acked-by: Willy Tarreau <w@1wt.eu>
Link: https://lore.kernel.org/r/20230916-nolibc-tree-v1-1-06c9b59a5035@weissschuh.net

Author: t-8ch

MAINTAINERS

@@ -15131,7 +15131,7 @@ NOLIBC HEADER FILE
 M:	Willy Tarreau <w@1wt.eu>
 M:	Thomas Weißschuh <linux@weissschuh.net>
 S:	Maintained
-T:	git git://git.kernel.org/pub/scm/linux/kernel/git/wtarreau/nolibc.git
+T:	git git://git.kernel.org/pub/scm/linux/kernel/git/nolibc/linux-nolibc.git
 F:	tools/include/nolibc/
 F:	tools/testing/selftests/nolibc/