fix(deps): update rust crate serde to 1.0.200

Cargo.toml

@@ -11,6 +11,6 @@ keywords = ["frontend"]
 [dependencies]
 egui = "0.22.0"
 # You only need serde if you want app persistence:
-serde = { version = "1", features = ["derive"] }
+serde = { version = "1.0.200", features = ["derive"] }
 rand = "0.8.5"
 getrandom = { version = "0.2", features = ["js"] }