refactor: Remove unused dependencies

Signed-off-by: quexeky <git@quexeky.dev>

libraries/droplet/Cargo.toml

@@ -14,10 +14,7 @@ napi = { version = "2.12.2", default-features = false, features = [
     "napi4",
     "async",
 ] }
-napi-derive = "2.12.2"
 hex = "0.4.3"
-serde_json = "1.0.128"
-md5 = "0.7.0"
 time-macros = "0.2.22"
 time = "0.3.41"
 webpki = "0.22.4"
@@ -31,18 +28,6 @@ features = ["verify"]
 version = "0.13.2"
 features = ["crypto", "pem", "x509-parser"]
 
-[dependencies.serde]
-version = "1.0.210"
-features = ["serde_derive"]
-
-[dependencies.uuid]
-version = "1.10.0"
-features = [
-    "v4",                # Lets you generate random UUIDs
-    "fast-rng",          # Use a faster (but still sufficiently random) RNG
-    "macro-diagnostics", # Enable better diagnostics for compile-time UUIDs
-]
-
 [build-dependencies]
 napi-build = "2.0.1"