fix: add frame link definitions for rustdoc

Add [`frame`]: crate::pezkuwi_sdk::frame_runtime link definitions
to all files using [`frame`] doc links to fix unresolved link errors
in rustdoc build.

docs/sdk/src/reference_docs/frame_offchain_workers.rs

@@ -112,3 +112,5 @@
 //! - <https://forum.polkadot.network/t/offchain-workers-design-assumptions-vulnerabilities/2548>
 //! - <https://exchange.pezkuwichain.app/questions/11058/how-can-i-create-ocw-that-wont-activates-every-block-but-will-activates-only-w/11060#11060>
 //! - [Offchain worker example](https://github.com/pezkuwichain/pezkuwi-sdk/tree/master/bizinikiwi/pezframe/examples/offchain-worker)
+//!
+//! [`frame`]: crate::pezkuwi_sdk::frame_runtime

docs/sdk/src/reference_docs/mod.rs

@@ -19,6 +19,8 @@
 //!
 //! We call this class of documents "reference documents". Our goal should be to minimize the number
 //! of "reference" docs, as they incur maintenance burden.
+//!
+//! [`frame`]: crate::pezkuwi_sdk::frame_runtime
 
 /// Learn how Bizinikiwi and FRAME use traits and associated types to make modules generic in a
 /// type-safe manner.

docs/sdk/src/reference_docs/trait_based_programming.rs

@@ -111,6 +111,8 @@
 //! - <https://github.com/pezkuwichain/pezkuwi-sdk/issues/326>
 //! - [Bizinikiwi Seminar - Traits and Generic Types](https://www.youtube.com/watch?v=6cp10jVWNl4)
 //! - <https://exchange.pezkuwichain.app/questions/2228/type-casting-to-trait-t-as-config>
+//!
+//! [`frame`]: crate::pezkuwi_sdk::frame_runtime
 #![allow(unused)]
 
 use pezframe::traits::Get;