agent: Make reject/accept keybindings consistent with restore/stage (#46373)
This primarily frees up, for example, `cmd-n` to create a new untitled
file if you're in the agent diff tab.
Release Notes:
- N/A
7f645033f9Danilo Leal committed on 1/8/2026, 3:48:06 PM· committed by GitHubparente0f445d