Require rand version 0.9.1 or greater, as rand::distr::Alphabetic does not exist in 0.9.0, which is currently allowed (#732)

Author: lucamuscat

webrtc/Cargo.toml

@@ -43,7 +43,7 @@ log = "0.4"
 async-trait = "0.1"
 serde = { version = "1", features = ["derive"] }
 serde_json = "1"
-rand = "0.9"
+rand = "0.9.1"
 bytes = "1"
 thiserror = "1"
 waitgroup = "0.1"