Make subxt-core ready for publishing (#1508)

* Move Extrinsic decoding things to subxt_core and various tidy-ups

* A couple more fixes and fmt

* first pass moving tx logic to subxt_core

* cargo fmt

* fix wasm example

* clippy

* more clippy

* WIP Adding examples and such

* Move storage functionality more fully to subxt_core and nice examples for storage and txs

* Add example for events

* consistify how addresses/payloads are exposed in subxt-core and add runtime API fns

* Add runtime API core example

* fmt

* remove scale-info patch

* Add a little to the top level docs

* swap args around

* clippy

* cargo fmt and fix wasm-example

* doc fixes

* no-std-ise new subxt-core additions

* alloc, not core

* more no-std fixes

* A couple more fixes

* Add back extrinsic decode test

core/src/dynamic.rs

@@ -1,4 +1,4 @@
-// Copyright 2019-2023 Parity Technologies (UK) Ltd.
+// Copyright 2019-2024 Parity Technologies (UK) Ltd.
 // This file is dual-licensed as Apache-2.0 or GPL-3.0.
 // see LICENSE for license details.
 
@@ -17,16 +17,16 @@ pub use scale_value::{At, Value};
 pub type DecodedValue = scale_value::Value<u32>;
 
 // Submit dynamic transactions.
-pub use crate::tx::dynamic as tx;
+pub use crate::tx::payload::dynamic as tx;
 
 // Lookup constants dynamically.
-pub use crate::constants::dynamic as constant;
+pub use crate::constants::address::dynamic as constant;
 
 // Lookup storage values dynamically.
-pub use crate::storage::dynamic as storage;
+pub use crate::storage::address::dynamic as storage;
 
 // Execute runtime API function call dynamically.
-pub use crate::runtime_api::dynamic as runtime_api_call;
+pub use crate::runtime_api::payload::dynamic as runtime_api_call;
 
 /// This is the result of making a dynamic request to a node. From this,
 /// we can return the raw SCALE bytes that we were handed back, or we can