OZG-635 remove highlighting from "Alle Vorgänge" when search result page

goofy-client/libs/navigation/src/lib/navigation/navigation.component.html

 <nav [ngClass]="{ small: navigationCollapse$ | async }">
 	<ul>
 		<li>
-			<a routerLink="/" routerLinkActive="active" [routerLinkActiveOptions]="{ exact: false }" matRipple matRippleColor="rgba(13,71,161, 0.08)">
+			<a routerLink="/" routerLinkActive="active" [routerLinkActiveOptions]="{ exact: true }" matRipple matRippleColor="rgba(13,71,161, 0.08)">
 				<mat-icon>apps</mat-icon>
 				<span>Alle Vorgänge</span>
 			</a>