Remove dead comment

Author: skeet70

Cargo.toml

@@ -18,7 +18,6 @@ rand = { version = "0.7", features = [ "wasm-bindgen" ] }
 rand_chacha = "0.2"
 recrypt = { version = "0.12", features = [ "wasm" ], default-features = false }
 serde = "1"
-# serde-wasm-bindgen = "0.6.5"
 serde_derive = "1"
 wasm-bindgen = { version = "=0.2.92" }