Bump thiserror from 1.0.52 to 1.0.56

Bumps [thiserror](https://github.com/dtolnay/thiserror) from 1.0.52 to 1.0.56.
- [Release notes](https://github.com/dtolnay/thiserror/releases)
- [Commits](https://github.com/dtolnay/thiserror/compare/1.0.52...1.0.56)

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

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

Cargo.toml

@@ -59,7 +59,7 @@ rand = "0.8.5"
 argon2 = "0.5"
 reqwest = { version = "0.11.23", default-features = false, features = ["rustls-tls-native-roots", "socks"] }
 # Used for conduit::Error type
-thiserror = "1.0.52"
+thiserror = "1.0.56"
 # Used to generate thumbnails for images
 image = { version = "0.24.7", default-features = false, features = ["jpeg", "png", "gif", "webp"] }
 # Used to encode server public key