cmux v0.65.0

cmux bundles the ghostty CLI, which contains GNU libintl from gettext 0.24 (LGPL-2.1-or-later). The complete corresponding source and license text are attached to this release. (gettext-0.24.tar.gz, sha256 c918503d593d70daf4844d175a13d816afacb667c06fba1ec9dcd5002c1518b7; COPYING.LIB)