chore(deps): update oauth2 requirement from 4.4.2 to 5.0.0 (#15)

Updates the requirements on [oauth2](https://github.com/ramosbugs/oauth2-rs) to permit the latest version.
- [Release notes](https://github.com/ramosbugs/oauth2-rs/releases)
- [Commits](ramosbugs/oauth2-rs@4.4.2...5.0.0)

---
updated-dependencies:
- dependency-name: oauth2
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Cargo.toml

@@ -18,7 +18,7 @@ serde_json = "1.0.107"
 thiserror = "2.0.0"
 
 [dev-dependencies]
-oauth2 = { version = "4.4.2", default-features = false, features = [
+oauth2 = { version = "5.0.0", default-features = false, features = [
     "reqwest",
     "rustls-tls",
 ] }