v0.4.0-alpha.6

What's Changed

• fix(access)!: reject a zero ZOwnablePK instance salt (Ledger v9) by @0xisk in #1054
• docs(access): state the ZOwnablePK nonce is the owner credential (Ledger v9) by @0xisk in #1056
• disable compile cache in tasks by @andrew-fleming in #1063
• fix(multisig): enforce the multisig threshold in assertApprovals by @0xisk in #1052
• refactor(multisig)!: rename EcdsaMultisig to Secp256k1EcdsaMultisig by @0xisk in #1058
• feat(token): add ZOwnableNativeShieldedToken preset (Ledger v9) by @0xisk in #1022
• chore(release): bump version to 0.4.0-alpha.6 by @oz-release-app-midnight[bot] in #1069

Full Changelog: v0.4.0-alpha.5...v0.4.0-alpha.6