Update phf requirement from 0.10 to 0.11

Updates the requirements on [phf](https://github.com/sfackler/rust-phf) to permit the latest version.
- [Release notes](https://github.com/sfackler/rust-phf/releases)
- [Changelog](https://github.com/rust-phf/rust-phf/blob/master/CHANGELOG.md)
- [Commits](rust-phf/rust-phf@v0.10.0...v0.11.0)

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

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

Cargo.toml

@@ -41,7 +41,7 @@ cookie-factory = { version="0.3", optional=true }
 num_enum = "0.5.4"
 nom = "7.0"
 nom-derive = "0.10"
-phf = "0.10"
+phf = "0.11"
 rusticata-macros = "4.0"
 
 [dev-dependencies]