fix: Complete snowbridge pezpallet rebrand and critical bug fixes

- snowbridge-pezpallet-* → pezsnowbridge-pezpallet-* (201 refs)
- pallet/ directories → pezpallet/ (4 locations)
- Fixed pezpallet.rs self-include recursion bug
- Fixed sc-chain-spec hardcoded crate name in derive macro
- Reverted .pezpallet_by_name() to .pallet_by_name() (subxt API)
- Added BizinikiwiConfig type alias for zombienet tests
- Deleted obsolete session state files

Verified: pezsnowbridge-pezpallet-*, pezpallet-staking,
pezpallet-staking-async, pezframe-benchmarking-cli all pass cargo check

bizinikiwi/pezframe/asset-conversion/README.md

@@ -1,13 +1,13 @@
 # asset-conversion
 
-## A swap pallet
+## A swap pezpallet
 
-This pallet allows assets to be converted from one type to another by means of a constant product formula.
-The pallet based is based on [Uniswap V2](https://github.com/Uniswap/v2-core) logic.
+This pezpallet allows assets to be converted from one type to another by means of a constant product formula.
+The pezpallet based is based on [Uniswap V2](https://github.com/Uniswap/v2-core) logic.
 
 ### Overview
 
-This pallet allows you to:
+This pezpallet allows you to:
 
   - create a liquidity pool for 2 assets
   - provide the liquidity and receive back an LP token