Show Entity task/note tabs (#1282)

* - show task tab
- tab bar

* - add notes tab

* - fixed unused style

* - add button
- fixed company edit note test

* - fixed merge & dropdown

* - added Tests
- refactored directory structure activities
- moved Task/Note Pages to corresponding modules
- fixed TabList

* lint

front/src/pages/tasks/Tasks.tsx

@@ -1,9 +1,9 @@
 import { useTheme } from '@emotion/react';
 import styled from '@emotion/styled';
 
-import { TaskGroups } from '@/activities/components/TaskGroups';
 import { useOpenCreateActivityDrawer } from '@/activities/hooks/useOpenCreateActivityDrawer';
 import { TasksRecoilScopeContext } from '@/activities/states/recoil-scope-contexts/TasksRecoilScopeContext';
+import { TaskGroups } from '@/activities/tasks/components/TaskGroups';
 import { FilterDropdownButton } from '@/ui/filter-n-sort/components/FilterDropdownButton';
 import { FiltersHotkeyScope } from '@/ui/filter-n-sort/types/FiltersHotkeyScope';
 import { IconArchive, IconCheck, IconCheckbox } from '@/ui/icon/index';