fix: Fix AOT compilation errors (language service seems to be broken).

Author: Wassim CHEGHAM

src/app/search-ui/search-input/search-input.component.html

@@ -1,6 +1,6 @@
 <mat-form-field [formGroup]="search">
   <input matInput type="text" placeholder="Search for popular apps..." formControlName="value"/>
-  <button mat-button *ngIf="value" matSuffix mat-icon-button aria-label="Clear" (click)="value=''">
+  <button mat-button *ngIf="search.value" matSuffix mat-icon-button aria-label="Clear" (click)="search.value=''">
     <mat-icon>close</mat-icon>
   </button>
 </mat-form-field>