Enable js feature for getrandom for WASM.

By default rand does not build for WASM browser targets.

crates/tor-bytes/Cargo.toml

@@ -23,3 +23,6 @@ thiserror = "1.0.24"
 [dev-dependencies]
 hex-literal = "0.3.1"
 
+[target.wasm32-unknown-unknown.dependencies]
+getrandom = { version = "0.2.3", features = ["js"] }
+

crates/tor-llcrypto/Cargo.toml

@@ -45,3 +45,7 @@ serde_test = "1.0.124"
 version = "1.5.0"
 features = ["precommit-hook", "run-cargo-test",
             "run-cargo-fmt", "run-for-all" ]
+
+
+[target.wasm32-unknown-unknown.dependencies]
+getrandom = { version = "0.2.3", features = ["js"] }