chore: rand_chacha is not needed (TheAlgorithms#866)

Author: vil02

Cargo.toml

@@ -8,7 +8,6 @@ authors = ["Anshul Malik <malikanshul29@gmail.com>"]
 num-bigint = { version = "0.4", optional = true }
 num-traits = { version = "0.2", optional = true }
 rand = "0.8"
-rand_chacha = "0.3"
 nalgebra = "0.33.0"
 
 [dev-dependencies]