Fix : Clean up imports

app/requests/local/systems.ts

@@ -5,7 +5,7 @@ import Operator from '@database/operator';
 import {ServerUrlChangedArgs} from '@typings/database/database';
 import {IsolatedEntities} from '@typings/database/enums';
 import System from '@typings/database/system';
-import {getActiveServerDatabase, getDefaultDatabase} from '@utils/database';
+import {getActiveServerDatabase} from '@utils/database';
 
 /**
  * setLastUpgradeCheck: Takes in 'config' record from System entity and update its lastUpdateCheck to Date.now()

app/screens/index.tsx

@@ -1,17 +1,15 @@
 // Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
 // See LICENSE.txt for license information.
 
-import DatabaseManager from '@database/manager';
+import {DEFAULT_LOCALE, getTranslations} from '@i18n';
 import {withManagedConfig} from '@mattermost/react-native-emm';
 import React from 'react';
-import {Platform, StyleProp, ViewStyle} from 'react-native';
 import {IntlProvider} from 'react-intl';
-
-import {Navigation, NavigationFunctionComponent} from 'react-native-navigation';
+import {Platform, StyleProp, ViewStyle} from 'react-native';
 import {gestureHandlerRootHOC} from 'react-native-gesture-handler';
-import DatabaseProvider from '@nozbe/watermelondb/DatabaseProvider';
+import {Navigation, NavigationFunctionComponent} from 'react-native-navigation';
+
 import {Screens} from '@constants';
-import {DEFAULT_LOCALE, getTranslations} from '@i18n';
 
 // TODO: Remove this and uncomment screens as they get added
 /* eslint-disable */

test/setup.ts

@@ -21,7 +21,6 @@ global.window = {};
 
 jest.doMock('react-native', () => {
     const {
-        Appearance,
         Platform,
         StyleSheet,
         ViewPropTypes,