build(deps): update rtshark requirement

Updates the requirements on [rtshark](https://github.com/CrabeDeFrance/rtshark) to permit the latest version.

Updates `rtshark` to 3.1.0
- [Changelog](https://github.com/CrabeDeFrance/rtshark/blob/main/CHANGELOG.md)
- [Commits](CrabeDeFrance/rtshark@2.9.0...3.1.0)

---
updated-dependencies:
- dependency-name: rtshark
  dependency-type: direct:production
  dependency-group: all-cargo-updates
...

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

Author: dependabot[bot]

tests/pcap/Cargo.toml

@@ -14,12 +14,12 @@ bytes = "1.7.1"
 hex = "0.4.3"
 reqwest = { version = "0.12.7", features = ["blocking"] }
 semver = "1.0.23"
-rtshark = "2.9.0"
+rtshark = "3.1.0"
 
 [dependencies]
 anyhow = "1.0.86"
 hex = "0.4.3"
-rtshark = "2.9.0"
+rtshark = "3.1.0"
 
 [dev-dependencies]
 # We want to test against the latest, local version of s2n