Update windows-sys requirement from 0.60 to 0.61 (#50)

Updates the requirements on [windows-sys](https://github.com/microsoft/windows-rs) to permit the latest version.
- [Release notes](https://github.com/microsoft/windows-rs/releases)
- [Commits](microsoft/windows-rs@0.60.0...0.61.0)

---
updated-dependencies:
- dependency-name: windows-sys
  dependency-version: 0.61.0
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Taiki Endo <te316e89@gmail.com>

Author: dependabot[bot]

Cargo.toml

@@ -6,7 +6,7 @@ name = "async-fs"
 version = "2.1.3"
 authors = ["Stjepan Glavina <stjepang@gmail.com>"]
 edition = "2021"
-rust-version = "1.63"
+rust-version = "1.71"
 description = "Async filesystem primitives"
 license = "Apache-2.0 OR MIT"
 repository = "https://github.com/smol-rs/async-fs"
@@ -25,7 +25,7 @@ futures-lite = "2.0.0"
 libc = "0.2.78"
 
 [target.'cfg(windows)'.dev-dependencies.windows-sys]
-version = "0.60"
+version = "0.61"
 features = [
     "Win32_Storage_FileSystem",
 ]