Migrated Notes to room database.

[MohitMaliFtechiz]

Fixes #3113

• Now all the new notes will be saved in the room database instead of objectbox.
• We have added the migration code for previously saved notes from objectbox to room. This will ensure that the previously saved notes will be shown to the user.
• Added the test cases for testing the migration with different scenarios, and with large data sets. Also, added the test cases for NoteRoomDaoTest, and KiwixRoomDatabaseTest to test that it can save the different types of data.
• We have refactored our code to use PageDao for managing data related to Bookmarks, Notes, and History. With the ability to return Flowable from the Room database, the BasePageDao interface has become unnecessary. Consequently, we have removed BasePageDao and streamlined our code to use PageDao, providing a unified approach for these functionalities. This change reduces code complexity and enhances readability, making the codebase easier to understand and maintain.

[codecov]

Codecov Report

Attention: Patch coverage is 87.05882% with 11 lines in your changes missing coverage. Please review.

Project coverage is 53.87%. Comparing base (a647c15) to head (7966089).
Report is 8 commits behind head on main.

❗ Current head 7966089 differs from pull request most recent head cf58340

Please upload reports for the commit cf58340 to get more accurate results.

Files	Patch %	Lines
...g/kiwix/kiwixmobile/core/data/KiwixRoomDatabase.kt	28.57%	5 Missing ⚠️
...java/org/kiwix/kiwixmobile/core/data/Repository.kt	50.00%	2 Missing ⚠️
...x/kiwixmobile/core/dao/entities/NotesRoomEntity.kt	95.00%	1 Missing ⚠️
...wix/kiwixmobile/core/main/MainRepositoryActions.kt	0.00%	1 Missing ⚠️
...story/viewmodel/effects/ShowDeleteHistoryDialog.kt	50.00%	1 Missing ⚠️
...ile/core/page/viewmodel/effects/DeletePageItems.kt	66.66%	1 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##               main    #3863      +/-   ##
============================================
- Coverage     53.94%   53.87%   -0.07%     
  Complexity     1383     1383              
============================================
  Files           298      300       +2     
  Lines         11308    11361      +53     
  Branches       1495     1494       -1     
============================================
+ Hits           6100     6121      +21     
- Misses         4222     4252      +30     
- Partials        986      988       +2     

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