Resolve "Slette bruker"

Closes #14 (closed)

client/src/app/users/user-profile/user-profile.component.html

 <p>user-profile works!</p>
 <p>Userid: {{user.getUserId}}</p>
 <p>username: {{user.getUsername}}</p>
-<p>email: {{user.getEmail}}</p>
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+<p>email: {{user.getEmail}}</p>
+
+<div>
+    <app-button text="Slett bruker" (click)="deleteUser()"></app-button>
+</div>
\ No newline at end of file