AB#134286 Set the page language as the browser lang

[Maximo-reliefapps]

Description

If no Local Storage language is found, the page will render using the browser language (If it exists on our available languages).

Useful links

• AB#124286

Type of change

• New feature (non-breaking change which adds functionality)

How Has This Been Tested?

Please describe the tests that you ran to verify your changes. Provide instructions so we can reproduce.

1. Remove locale language code.
2. Use an extension like: Browser Locale Switcher
3. Select uk, reload the page.

Screenshots

No language var, still shows in ukranian.

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