add ability to confirm a claim

src/views/ContactsView.vue

@@ -335,7 +335,7 @@ export default class ContactsView extends Vue {
     }
   }
 
-  public async getIdentity(activeDid: string) {
+  public async getIdentity(activeDid: string): Promise<IIdentifier> {
     await accountsDB.open();
     const accounts = await accountsDB.accounts.toArray();
     const account = R.find((acc) => acc.did === activeDid, accounts) as Account;