title: "pallet-uniques: Move migration over to `VersionedMigration`"

doc:
  - audience: Runtime Dev
    description: |
      Moves the migration over to `VersionedMigration`. Thus, if you had
      used `migrate_to_v1` before in a custom `OnRuntimeUpgrade` implementation
      you can now directly use the `MigrateV0ToV1`.

migrations:
  runtime:
    - reference: MigrateV0ToV1
      description: |
        Migrate the pallet storage from `0` to `1` by initializing
        the `CollectionAccount` storage entry from all collections.

crates:
  - name: "pallet-uniques"