`CheckMetadataHash` extension backport to 1.2.0#4575

Merged

bkchr merged 2 commits intorelease-polkadot-v1.2.0from bkchr-metadata-hash-1.2.0

May 27, 2024

+3,743-202

Commits on May 24, 2024

wasm-builder: Make it easier to build a WASM binary (#4177 )
bkchr
committed

Commits on May 25, 2024

Implement CheckMetadataHash extension (#4274 )

committed