fix(submaps tabs): fixed duplicated mainmap tab on app init

Description

On app load there was a bug that lead to duplicated tabs:

In this PR I fixed the issue

src/redux/map/map.thunks.test.ts

@@ -5,7 +5,13 @@ import { BACKGROUNDS_MOCK, BACKGROUND_INITIAL_STATE_MOCK } from '../backgrounds/
 import { RootState } from '../store';
 import { INITIAL_STORE_STATE_MOCK } from '../root/root.fixtures';
 import { MODELS_INITIAL_STATE_MOCK } from '../models/models.mock';
-import { getBackgroundId, getInitMapPosition, getInitMapSizeAndModelId } from './map.thunks';
+import {
+  getBackgroundId,
+  getInitMapPosition,
+  getInitMapSizeAndModelId,
+  getOpenedMaps,
+} from './map.thunks';
+import { initialMapDataFixture, initialMapStateFixture } from './map.fixtures';
 
 const EMPTY_QUERY_DATA: QueryData = {
   modelId: undefined,
@@ -112,4 +118,42 @@ describe('map thunks - utils', () => {
       });
     });
   });
+
+  describe('getOpenedMaps ', () => {
+    it('should return main map only', () => {
+      const openedMaps = getOpenedMaps(
+        {
+          ...STATE_WITH_MODELS,
+          map: { ...initialMapStateFixture, data: { ...initialMapDataFixture, modelId: 5053 } },
+        },
+        EMPTY_QUERY_DATA,
+      );
+
+      expect(openedMaps).toEqual([
+        { lastPosition: { x: 0, y: 0, z: 0 }, modelId: 5053, modelName: 'Main map' },
+      ]);
+    });
+    it('should return main map and opened submap', () => {
+      const openedMaps = getOpenedMaps(
+        {
+          ...STATE_WITH_MODELS,
+          map: { ...initialMapStateFixture, data: { ...initialMapDataFixture, modelId: 5054 } },
+        },
+        EMPTY_QUERY_DATA,
+      );
+
+      expect(openedMaps).toEqual([
+        { lastPosition: { x: 0, y: 0, z: 0 }, modelId: 5053, modelName: 'Main map' },
+        {
+          lastPosition: {
+            x: 0,
+            y: 0,
+            z: 0,
+          },
+          modelId: 5054,
+          modelName: 'PRKN substrates',
+        },
+      ]);
+    });
+  });
 });