Fix Missing Mockito Package

[adithyaakrishna]

Description: Mockito package was missing in dependencies and has been added. The version 4.1.0 of Mockito from https://pub.dev/packages/mockito/install is considered as 5.0.1 breaks the app and requires many other packages to be updated

Problem:

Dependency Update:

[Enigma04]

so do you want someone to update Mockito package to 5.0.1 along with other packages that need to be updated?