Chore: convert "unnamed" into constant

- "Unnamed/Unknown" simplified into just "Unnamed"
- Phrase variations have their own constants

src/views/HomeView.vue

@@ -305,6 +305,7 @@ import { PlatformServiceMixin } from "@/utils/PlatformServiceMixin";
 import { createNotifyHelpers, TIMEOUTS } from "@/utils/notify";
 import { NOTIFY_CONTACT_LOADING_ISSUE } from "@/constants/notifications";
 import * as Package from "../../package.json";
+import { UNNAMED_ENTITY_NAME } from "@/constants/entities";
 
 // consolidate this with GiveActionClaim in src/interfaces/claims.ts
 interface Claim {
@@ -1506,7 +1507,7 @@ export default class HomeView extends Vue {
       return { did: this.activeDid, name: "You" };
     } else if (!giver.did || giver.did === "") {
       // If DID is empty/null, create "Unnamed" entity
-      return { did: "", name: "Unnamed" };
+      return { did: "", name: UNNAMED_ENTITY_NAME };
     } else {
       // Return the giver as-is
       return giver;