build: Bump waker-fn from 1.1.1 to 1.2.0

Bumps [waker-fn](https://github.com/smol-rs/waker-fn) from 1.1.1 to 1.2.0.
- [Release notes](https://github.com/smol-rs/waker-fn/releases)
- [Changelog](https://github.com/smol-rs/waker-fn/blob/master/CHANGELOG.md)
- [Commits](https://github.com/smol-rs/waker-fn/compare/v1.1.1...v1.2.0)

---
updated-dependencies:
- dependency-name: waker-fn
  dependency-type: indirect
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Cargo.lock

@@ -2634,9 +2634,9 @@ dependencies = [
 
 [[package]]
 name = "waker-fn"
-version = "1.1.1"
+version = "1.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f3c4517f54858c779bbcbf228f4fca63d121bf85fbecb2dc578cdf4a39395690"
+checksum = "317211a0dc0ceedd78fb2ca9a44aed3d7b9b26f81870d485c07122b4350673b7"
 
 [[package]]
 name = "wasi"