Bump serde_json from 1.0.94 to 1.0.95 in /server/calendar (#479)

Bumps [serde_json](https://github.com/serde-rs/json) from 1.0.94 to 1.0.95.
- [Release notes](https://github.com/serde-rs/json/releases)
- [Commits](serde-rs/json@v1.0.94...v1.0.95)

---
updated-dependencies:
- dependency-name: serde_json
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

server/calendar/Cargo.toml

@@ -26,7 +26,7 @@ actix-web-prometheus = "0.1.2"
 rustls = "0.20.8"
 awc = { version= "3.1.1", features = ["rustls"] }
 serde = { version = "1.0.158", features = ["derive"] }
-serde_json = "1.0.94"
+serde_json = "1.0.95"
 actix-cors = "0.6.4"
 tokio = { version = "1.26.0", features = ["full"] }
 futures = "0.3.26"