Constructors are functions call at the creation of the contract - they are not publicly available to call.
Looking at the contract - there is really no way to set the owner except for the constructor. Let’s look at the publicly available functions that are callable - maybe we can get a hint.
contract.abi
EXPAND FOR SOLUTION
Wait - the constructor is in there? Why? Ah, typo! Let’s call the supposed constructor (just public function actually).
contract.Fal1out()
To confirm, let’s check the to see if we are the owner.
await contract.owner()