Log Message:
libgpg-error: updated to 1.37

Noteworthy changes in version 1.37:
* Fixes a build problems when using Gawk 5.0
* Fixes Bourne shell incompatibilities on Solaris.
* Improves cross-comiling support.
* On Windows strerror_s is now used to emulate strerror_r.
* New error codes to map SQLite primary error codes.
* Now uses poll(2) instead of select(2) in gpgrt_poll if possible.
* Fixes a bug in gpgrt_close.
* Fixes build problem under Cygwin.
* Fixes a few minor portability bugs.