feat/AB#80876-add-geographic-context-in-page

[estelafs]

Description

Updated page model, mutations and queries with the new geographicContext property.
Added toggle to enable/disable geographicContext in the page settings modal when in a dashboard page.
Added to the dashboard page the dropdown with the static values for regions and countries.
Enabled resolveJsonModule to get countries from JSON file.

Useful links

• Please insert link to ticket: https://dev.azure.com/WHOHQ/EMSSAFE/_workitems/edit/80876
• Please insert link to back-end branch if any: feat/AB#80876-add-geographic-context-in-page ems-backend#856

Type of change

• New feature (non-breaking change which adds functionality)
• Improvement (refactor or addition to existing functionality)

How Has This Been Tested?

In a dashboard page, enable the geographic context in the page settings modal to see the region and country dropdowns and be able to select

Screenshots

gc.webm

Checklist:

( * == Mandatory )

• * I have set myself as assignee of the pull request
• * My code follows the style guidelines of this project
• * Linting does not generate new warnings
• * I have performed a self-review of my own code
• * I have put the ticket for review, adding the oort-frontend team to the list of reviewers
• * I have commented my code, particularly in hard-to-understand areas
• * I have put JSDoc comment in all required places
• * My changes generate no new warnings
• * I have included screenshots describing my changes if relevant
• * I have selected labels in the Pull Request, according to the changes with code brings
• I have made corresponding changes to the documentation ( if required )
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes
• Any dependent changes have been merged and published in downstream modules

More explanation

https://www.loom.com/share/05a716d61b9744faaf51fb304c21d1e5?sid=f87cf896-582a-4f76-93ae-8ceed801b145