Fix TypeScript any type warnings in Vue components

Replace generic 'any' types with specific type definitions:
- EntitySummaryButton: Define edit-requested event payload type
- GiftDetailsStep: Add proper types for edit-entity and submit events
- HomeView: Use GiftedDialog type for customDialog ref

Resolves 7 TypeScript linting warnings, improves type safety

src/components/EntitySummaryButton.vue

@@ -123,7 +123,10 @@ export default class EntitySummaryButton extends Vue {
   // Emit methods using @Emit decorator
 
   @Emit("edit-requested")
-  emitEditRequested(data: any): any {
+  emitEditRequested(data: {
+    entityType: string;
+    entity: EntityData | Contact | null;
+  }): { entityType: string; entity: EntityData | Contact | null } {
     return data;
   }
 }