Back to list (issue #76)

[vyamgoiarnold]

implement "Back to List" functionality for dispensing tabs

Description:
This pull request resolves the navigation issues in the dispensing module. Each team member contributed as follows:

Team Contributions:

1. Isaiah Peter Nyalali: haiasi66

2022-04-10636 Bsc in Bit

Led the implementation of the onBackToList navigation logic.
Tested navigation between tabs to ensure seamless functionality.

2. Rahabu Richard Ludege: rahabu8090

2022-04-05155 Bsc in BIT
Analyzed and optimized route definitions for better scalability.
Addressed edge cases in the navigation process.

3. Arnold Buzohera Vyamgoye: vyamgoiarnold
   2022-04-13225 Bsc in BIT
   Reviewed fallback routing mechanisms.
   Assisted in debugging errors related to dynamic tab navigation.
   Conducted peer testing to validate implementation.

4. John Benson Lupondije:nMaremi1
   2022-04-05303 Bsc in BIT
   Focused on improving the loading state management during tab transitions.
   Ensured proper cleanup of navigation parameters.
   Coordinated group testing efforts.

5. Vanesa Kazoni Johanes: Vanesa2002
   2022-04-02941 Bsc in BIT
   Documented the changes made in the pull request.

How to Test:

1. Navigate to the dispensing module.
2. Switch between the tabs (Waiting to be verified, To be dispensed, Already dispensed).
3. Open a patient detail view and click "Back to List."
4. Ensure it navigates back to the correct tab.