chore(deps): update rustls-pemfile requirement from 1.0.3 to 2.0.0

Updates the requirements on [rustls-pemfile](https://github.com/rustls/pemfile) to permit the latest version.
- [Release notes](https://github.com/rustls/pemfile/releases)
- [Commits](rustls/pemfile@v/1.0.3...v/2.0.0)

---
updated-dependencies:
- dependency-name: rustls-pemfile
  dependency-type: direct:production
...

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

rpxy-bin/Cargo.toml

@@ -38,7 +38,7 @@ tokio = { version = "1.35.0", default-features = false, features = [
   "macros",
 ] }
 async-trait = "0.1.74"
-rustls-pemfile = "1.0.4"
+rustls-pemfile = "2.0.0"
 mimalloc = { version = "*", default-features = false }
 
 # config