correct maxWindowCount function call and update maxWindows value in settings tests

Author: ishikabhoyar

packages/altair-app/src/app/modules/altair/components/window-switcher/window-switcher.component.html

@@ -91,7 +91,7 @@
       </ul>
     </nz-dropdown-menu>
   }
-  @if (windowIds().length < maxWindowCount) {
+  @if (windowIds().length < maxWindowCount()) {
     <div class="window-switcher__item" (click)="newWindowChange.emit()">
       {{ 'ADD_NEW_WINDOW_TEXT' | translate }}
     </div>

packages/altair-app/src/app/modules/altair/store/settings/settings.spec.ts

@@ -102,7 +102,7 @@ describe('settings', () => {
       language: 'en-US',
       addQueryDepthLimit: 3,
       tabSize: 2,
-      maxWindows: 50,
+      maxWindows: 15,
     });
   });
 
@@ -118,6 +118,7 @@ describe('settings', () => {
       language: 'en-US',
       addQueryDepthLimit: 1,
       tabSize: 1,
+      maxWindows: 15,
     });
   });
 
@@ -139,6 +140,7 @@ describe('settings', () => {
       language: 'en-US',
       addQueryDepthLimit: 1,
       tabSize: 1,
+      maxWindows: 15,
     });
   });