6d48fbed1b
Mark the write-only tmux load-buffer call as resolve-on-exit so a daemonized tmux server cannot retain inherited stdio and force a false timeout after the direct child has succeeded. Completes the call-site acceptance item from #93134 as a companion to #93148. Co-authored-by: JoaoMarcos44 <87440198+JoaoMarcos44@users.noreply.github.com>