Remove redundant juniper_actix dependencies

Author: tyranron

juniper_actix/Cargo.toml

@@ -29,10 +29,8 @@ anyhow = "1.0.47"
 futures = "0.3.22"
 juniper = { version = "0.16.0-dev", path = "../juniper", default-features = false }
 juniper_graphql_ws = { version = "0.4.0-dev", path = "../juniper_graphql_ws", features = ["graphql-transport-ws", "graphql-ws"], optional = true }
-http = "0.2.4"
 serde = { version = "1.0.122", features = ["derive"] }
 serde_json = "1.0.18"
-thiserror = "1.0"
 
 [dev-dependencies]
 actix-cors = "0.6"