remove async-channel now that context and eval is global

packages/html/Cargo.toml

@@ -23,7 +23,7 @@ async-trait = "0.1.58"
 serde-value = { version = "0.7.0", optional = true }
 tokio = { workspace = true, features = ["fs", "io-util"], optional = true }
 rfd = { version = "0.12", optional = true }
-async-channel = "1.8.0"
+futures-channel = { workspace = true }
 serde_json = { version = "1", optional = true }
 
 [dependencies.web-sys]