posixcheck: Fix dependencies

[Bruno Haible]

The 'posixcheck' module needs to depend on all modules that use _GL_WARN_ON_USE.
We haven't updated it in a long time.


2023-07-28  Bruno Haible  <bruno@clisp.org>

        posixcheck: Fix dependencies.
        * modules/posixcheck (Depends-on): Add malloc-h, pthread-h, sched,
        sys_random, threads-h, uchar, utmp.

diff --git a/modules/posixcheck b/modules/posixcheck
index 2615c8597b..838d3bb40d 100644
--- a/modules/posixcheck
+++ b/modules/posixcheck
@@ -17,11 +17,14 @@ iconv-h
 inttypes-incomplete
 langinfo
 locale
+malloc-h
 math
 monetary
 netdb
 poll-h
+pthread-h
 pty
+sched
 search
 signal-h
 spawn
@@ -31,6 +34,7 @@ string
 strings
 sys_file
 sys_ioctl
+sys_random
 sys_resource
 sys_select
 sys_socket
@@ -40,9 +44,12 @@ sys_times
 sys_utsname
 sys_wait
 termios
+threads-h
 time-h
+uchar
 unistd
 utime-h
+utmp
 wchar
 wctype-h