remove unused var

src/components/relative-time/relative-time.ts

@@ -31,7 +31,6 @@ export default class WaRelativeTime extends WebAwesomeElement {
 
   @state() private isoTime = '';
   @state() private relativeTime = '';
-  @state() private titleTime = '';
 
   /**
    * The date from which to calculate time from. If not set, the current date and time will be used. When passing a
@@ -72,15 +71,6 @@ export default class WaRelativeTime extends WebAwesomeElement {
     const { unit, value } = availableUnits.find(singleUnit => Math.abs(diff) < singleUnit.max)!;
 
     this.isoTime = then.toISOString();
-    this.titleTime = this.localize.date(then, {
-      month: 'long',
-      year: 'numeric',
-      day: 'numeric',
-      hour: 'numeric',
-      minute: 'numeric',
-      timeZoneName: 'short'
-    });
-
     this.relativeTime = this.localize.relativeTime(Math.round(diff / value), unit, {
       numeric: this.numeric,
       style: this.format