Anyone know what these error mean when migrating the `LockedTokens` and `FlowStakingCollection` contracts? ``` error: expected token '&' --> 95e019a17d0e23d7.LockedTokens:94:46 | 94 | access(all) var vault: Capability<auth(FungibleToken.Withdraw) &FlowToken.Vault> | ``` ``` error: unexpected identifier --> 95e019a17d0e23d7.FlowStakingCollection:43:13 | 43 | view init(nodeID: String, delegatorID: UInt32) { | ```