feat: Vendor pezkuwi-subxt and pezkuwi-zombienet-sdk into monorepo

- Add pezkuwi-subxt crates to vendor/pezkuwi-subxt
- Add pezkuwi-zombienet-sdk crates to vendor/pezkuwi-zombienet-sdk
- Convert git dependencies to path dependencies
- Add vendor crates to workspace members
- Remove test/example crates from vendor (not needed for SDK)
- Fix feature propagation issues detected by zepter
- Fix workspace inheritance for internal dependencies
- All 606 crates now in workspace
- All 6919 internal dependency links verified correct
- No git dependencies remaining

vendor/pezkuwi-subxt/subxt/src/view_functions/mod.rs

@@ -0,0 +1,14 @@
+// Copyright 2019-2025 Parity Technologies (UK) Ltd.
+// This file is dual-licensed as Apache-2.0 or GPL-3.0.
+// see LICENSE for license details.
+
+//! Types associated with executing View Function calls.
+
+mod view_function_types;
+mod view_functions_client;
+
+pub use pezkuwi_subxt_core::view_functions::payload::{
+	DynamicPayload, Payload, StaticPayload, dynamic,
+};
+pub use view_function_types::ViewFunctionsApi;
+pub use view_functions_client::ViewFunctionsClient;