Switch fully to Rust Livekit (redux) (#27126)

Swift bindings BEGONE

Release Notes:

- Switched from using the Swift LiveKit bindings, to the Rust bindings,
fixing https://github.com/zed-industries/zed/issues/9396, a crash when
leaving a collaboration session, and making Zed easier to build.

---------

Co-authored-by: Conrad Irwin <conrad.irwin@gmail.com>
Co-authored-by: Michael Sloan <michael@zed.dev>

typos.toml

@@ -41,8 +41,6 @@ extend-exclude = [
     "docs/theme/css/",
     # Spellcheck triggers on `|Fixe[sd]|` regex part.
     "script/danger/dangerfile.ts",
-    # Hashes are not typos
-    "script/patches/use-cross-platform-livekit.patch"
 ]
 
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