cygwin 3.6.10-1

[Jon Turney]

The following packages have been uploaded to the Cygwin distribution:

* cygwin-3.6.19-1
* cygwin-devel-3.6.10-1
* cygwin-doc-3.6.10-1

Fixes:
------

- Fix deadlock in console teardown that arises from pseudo console.
   Addresses: https://github.com/msys2/msys2-runtime/issues/338

- Fix handling of surrogate pair in legacy console.

- Fix behaviour with OPEN_MAX files open
   Addresses: https://cygwin.com/pipermail/cygwin/2026-May/259664.html

- Add workaround for clipboard access error.
   Addresses: https://cygwin.com/pipermail/cygwin/2026-February/259438.html

- Fix broken cursor position report response when a non-cygwin app starts.
   Addresses: https://cygwin.com/pipermail/cygwin/2026-June/259776.html

- Fix race issue between starting and exiting non-cygwin apps in pty.

- Fix CR/NL conversion in accept_input() for pty.

- Ensure the cons_master_thread runs only when it is really supposed to.

- Fix NOFLSH behaviour in console a bit.

- Fix typeahead input in console for bash.

- Fix a pty race issue at startup of cygwin and non-cygwin processes
   where the different pipe mode (nat or cyg) is required.

- Fix non-cygwin inferior crash in gdb when it is launched repeatedly
   in a pty.

(Thanks very much to Takashi Yano for all his work on these pty interop 
fixes).