add support for metadata hash extention

[BillyWooo]

As title.

Enable CheckMetadataHash extension, guide here :

• the metadata generation is only enabled for release package with --features=on-chain-release-build
• test locally using - https://github.com/erkkonet/test-metadatahash

Test evidence:

[linear]

P-949 Enable LIT token on Ledger APP