Log Message:
libgpg-error: updated to 1.51

Noteworthy changes in version 1.51 (2024-11-11) [C38/A38/R0]
-----------------------------------------------

 * Allow initialization of new Windows threads to utf8 mode.  [T7185]

 * Add GPGRT_PROCESS_ALLOW_SET_FG for gpgrt_process_spawn.
   [rEb79d4206f4]

 * Add new spawn function to modify the environment.  [T7307]

 * Fix missing environ var for macOS and others.  [T7169,T7307]

 * Fix forgotten _gpgrt_post_syscall on create pipe failure.  [rEbcab96484d]

 * Let gpgrt_poll return an error for a closed fd.  [rE4a3dc85f69]

 * Fix build error introduced by C-committee stupidity.  [T7344]

 * Interface changes relative to the 1.50 release:
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 _gpg_w32_gettext_use_utf8           EXTN (new value 2).
 gpgrt_spawn_actions_set_env_rev     NEW.
 GPGRT_PROCESS_ALLOW_SET_FG          NEW.