Add docs on keybindings to trigger runnables (#25582)

Addresses
https://github.com/zed-industries/zed/discussions/22810#discussioncomment-12239661

Release Notes:

- N/A

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Co-authored-by: Kirill Bulatov <kirill@zed.dev>
39728cfc59Viktor Zahorodnii committed on 2/26/2025, 9:38:22 AM· committed by GitHubparentebccef1
1 file changedLine totals unavailable