Teller Finance: If `repayLoanCallback` address doesn't implement `repayLoanCallback` try/catch won't go into the catch and will revert the tx

An attacker (acting as a lender) sets an untrusted `loanRepaymentListener` contract that does not implement the `repayLoanCallback` function. Because Solidity's `try/catch` only captures reverts that occur inside the target contract's execution, a call to a no …