Include "English (Liberia)" in UI

[Candice-Louw]

Feature Description

Users in Liberia ia would like to make use of SORMAS in English (Liberia). In order to make this visible on the UI, the option for "English (Liberia)" needs to be included in the user language (User Settings > Language) dropdown.

The language has been introduced on CrowdIn (https://crowdin.com/project/sormas/en-lr).

Added Value/Benefit

This feature would allow localisation of SORMAS UI content based on end user needs.

Acceptance Criteria

• [ ] "English (Liberiaia)" is added to dropdown values found at: User Settings > Language
• [ ] "English (Liberia)" is placed after "English (The Gambia)" so that all English languages are grouped
• [ ] Liberia flag thumbnail is added: https://github.com/gosquared/flags/blob/master/flags/flags-iso/shiny/64/LR.png
• [ ] Local date and time formats conform to en-GM, "dd/MM/yyyy", "dd/MM/yyyy HH:mm", "dd/MM"
• [ ] SORMAS UI is translated and displayed in the language when it is selected from the list
• [ ] Individual system users are able to select and set the language as their language of choice when setting up/configuring a new user (user management)

Implementation Details

Similar to https://github.com/SORMAS-Foundation/SORMAS-Project/issues/4449 with https://github.com/SORMAS-Foundation/SORMAS-Project/pull/4759, and https://github.com/SORMAS-Foundation/SORMAS-Project/issues/9042 with https://github.com/SORMAS-Foundation/SORMAS-Project/pull/9578, and https://github.com/SORMAS-Foundation/SORMAS-Project/issues/11862 with https://github.com/SORMAS-Foundation/SORMAS-Project/pull/11867.

Related: https://github.com/SORMAS-Foundation/SORMAS-Project/issues/13091, #13094

Mockups

No response

Additional Information

No response