chore(deps): bump serde-aux from 2.3.0 to 3.0.1 (#533)

Bumps [serde-aux](https://github.com/vityafx/serde-aux) from 2.3.0 to 3.0.1.
- [Release notes](https://github.com/vityafx/serde-aux/releases)
- [Commits](https://github.com/vityafx/serde-aux/commits)

---
updated-dependencies:
- dependency-name: serde-aux
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

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

Cargo.lock

@@ -2595,9 +2595,9 @@ dependencies = [
 
 [[package]]
 name = "serde-aux"
-version = "2.3.0"
+version = "3.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "907c320ef8f45ce134b28ca9567ec58ec0d51dcae4e1ffe7ee0cc15517243810"
+checksum = "93abf9799c576f004252b2a05168d58527fb7c54de12e94b4d12fe3475ffad24"
 dependencies = [
  "serde",
  "serde_json",

ethers-middleware/Cargo.toml

@@ -27,7 +27,7 @@ tracing = { version = "0.1.29", default-features = false }
 tracing-futures = { version = "0.2.5", default-features = false }
 
 # for gas oracles
-serde-aux = { version = "2.3.0", default-features = false }
+serde-aux = { version = "3.0.1", default-features = false }
 reqwest = { version = "0.11.6", default-features = false, features = ["json", "rustls-tls"] }
 url = { version = "2.2.2", default-features = false }