[FEATURE] Display qualifications list in homepage (#10)

Co-authored-by: Phan Huy Tran <p.tran@neusta.de>
Reviewed-on: #10
Reviewed-by: Constantin Simonis <constantin@simonis.lol>

src/app/qualifications/qualifications.component.html

@@ -0,0 +1,7 @@
+<ul>
+  @for (qualification of qualifications$ | async; track qualification.skill) {
+    <li>
+      {{ qualification.skill }}
+    </li>
+  }
+</ul>