Rebrand subxt to pezkuwi-subxt with pezsp_runtime support

- Renamed all crate names from subxt-* to pezkuwi-subxt-*
- Updated codegen to use pezsp_runtime, pezsp_core, pezframe_support instead of sp_runtime, sp_core, frame_support
- Replaced all internal references from subxt_* to pezkuwi_subxt_*
- Added local path dependencies to Pezkuwi SDK crates
- Updated workspace configuration for edition 2024

examples/ffi-example/src/lib.rs

@@ -1,7 +1,7 @@
 use hex::decode;
 use std::{ffi::CStr, os::raw::c_char, sync::OnceLock};
 use subxt::{OnlineClient, PolkadotConfig, dynamic::Value, ext::scale_value::Composite, tx};
-use subxt_signer::sr25519::dev;
+use pezkuwi_subxt_signer::sr25519::dev;
 use tokio::runtime::Runtime;
 
 static TOKIO: OnceLock<Runtime> = OnceLock::new();