fix: unstable let expression

See rust-lang/rust#53667 for more

Author: vindard

core/credit/src/credit_facility/interest_outstanding.rs

@@ -77,10 +77,11 @@ pub(super) fn project<'a>(
     let mut overdue = UsdCents::ZERO;
     let mut defaulted = UsdCents::ZERO;
     for accrual in accruals {
-        if let Some(interest_overdue_duration) = terms.interest_overdue_duration
-            && interest_overdue_duration.is_past_end_date(accrual.accrued_at)
-        {
-            defaulted += accrual.remaining;
+        if let Some(interest_overdue_duration) = terms.interest_overdue_duration {
+            if interest_overdue_duration.is_past_end_date(accrual.accrued_at) {
+                defaulted += accrual.remaining;
+                continue;
+            }
         } else if terms
             .interest_due_duration
             .is_past_end_date(accrual.accrued_at)