Bump base64 from 0.22.1 to 0.23.0 in /server

Bumps [base64](https://github.com/marshallpierce/rust-base64) from 0.22.1 to 0.23.0.
- [Changelog](https://github.com/marshallpierce/rust-base64/blob/master/RELEASE-NOTES.md)
- [Commits](marshallpierce/rust-base64@v0.22.1...v0.23.0)

---
updated-dependencies:
- dependency-name: base64
  dependency-version: 0.23.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

server/Cargo.lock

@@ -13,7 +13,7 @@ path = "src/main.rs"
 [dependencies]
 anyhow = "1.0"
 axum = { version = "0.8", features = ["json", "ws"] }
-base64 = "0.22"
+base64 = "0.23"
 bytes = "1.10"
 clap = { version = "4.5", features = ["derive", "env"] }
 dunce = "1.0"