feat(web): add disposed_find_face to Report type (om-ihcs)

Mirror calc.go's json:"disposed_find_face" (ADR-008 (c)) in the TS Report
interface. Type-only; a component of kept_face, not CRH net or total basis.
No runtime behavior change.

Author: tompscanlan

web/app/src/lib/types.ts

@@ -186,6 +186,10 @@ export interface Report {
   returns: number
   clad_face: number
   kept_face: number
+  // Face (basis) of SOLD CRH finds that stays on the kept side of the float
+  // (ADR-008 (c)). A component of kept_face only — NOT part of CRH net or total
+  // basis (those are live-only): kept_face folds it in alongside clad_face and find_cost.
+  disposed_find_face: number
   to_redeposit: number
   reconciled: boolean