Bump axum from 0.7.6 to 0.7.7 (#29)

Bumps [axum](https://github.com/tokio-rs/axum) from 0.7.6 to 0.7.7.
- [Release notes](https://github.com/tokio-rs/axum/releases)
- [Changelog](https://github.com/tokio-rs/axum/blob/main/CHANGELOG.md)
- [Commits](tokio-rs/axum@axum-v0.7.6...axum-v0.7.7)

---
updated-dependencies:
- dependency-name: axum
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Cargo.toml

@@ -18,7 +18,7 @@ ssi = { version = "0.9.0", features = [
 ] }
 
 anyhow = "1.0.70"
-axum = { version = "0.7.5", features = ["macros"] }
+axum = { version = "0.7.7", features = ["macros"] }
 axum-extra = { version = "0.9.3", features = ["typed-header"] }
 figment = { version = "0.10.8", features = ["env", "toml"] }
 tokio = { version = "1.39", features = ["macros", "rt-multi-thread"] }