chore: fix indentations

Author: wnvko

packages/igx-templates/igx-ts/linear-gauge/default/files/src/app/__path__/__filePrefix__.component.spec.ts

@@ -9,7 +9,7 @@ describe('<%=ClassName%>Component', () => {
 
   beforeEach(waitForAsync(() => {
     TestBed.configureTestingModule({
-	  imports: [IgxLinearGaugeModule, NoopAnimationsModule, <%=ClassName%>Component]
+      imports: [IgxLinearGaugeModule, NoopAnimationsModule, <%=ClassName%>Component]
     })
       .compileComponents();
   }));