Move subxt-new to be the new subxt, and get first example working

rpcs/Cargo.toml

@@ -16,8 +16,6 @@ keywords = ["parity", "subxt", "rpcs"]
 
 [features]
 default = ["jsonrpsee", "native"]
-
-subxt = ["dep:subxt-core"]
 jsonrpsee = ["dep:jsonrpsee", "dep:tokio-util"]
 
 unstable-light-client = [
@@ -83,9 +81,6 @@ tokio = { workspace = true, optional = true }
 # Included with the lightclient feature
 subxt-lightclient = { workspace = true, optional = true, default-features = false }
 
-# Included with the subxt-core feature to impl Config for RpcConfig
-subxt-core = { workspace = true, optional = true }
-
 # Included with WASM feature
 wasm-bindgen-futures = { workspace = true, optional = true }