build(deps): update dhcproto requirement from 0.12 to 0.13

Updates the requirements on [dhcproto](https://github.com/bluecatengineering/dhcproto) to permit the latest version.
- [Release notes](https://github.com/bluecatengineering/dhcproto/releases)
- [Changelog](https://github.com/bluecatengineering/dhcproto/blob/master/CHANGELOG.md)
- [Commits](bluecatengineering/dhcproto@0.12.0...0.13.0)

---
updated-dependencies:
- dependency-name: dhcproto
  dependency-version: 0.13.0
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

dhcp/Cargo.toml

@@ -21,7 +21,7 @@ defmt = { version = "1.0.1", features = ["ip_in_core"], optional = true }
 log = { version = "0.4", optional = true }
 
 [dev-dependencies]
-dhcproto = "0.12"
+dhcproto = "0.13"
 rand_core = { version = "0.9", features = ["os_rng"] }
 stderrlog = "0.6"
 w5500-hl.path = "../hl"