feat: add language selection

Closses #9156 (closed)

Proposed Changes

• Add option to change language in Advanced Settings.
• Implement fragment to display language options
• Set up locales_config to display language selection in phone settings.

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NOTE : Cannot match desktop UI. Android uses a resource qualifier system to select the appropriate resources based on a device's locale. Simply using "es" for all Spanish speakers would ignore the linguistic diversity within the language. We currently have "es-AR" and "es-CU" in addition. When we have es-DO , es-PA , es-PR the system falls back to es. Same rule applies to de, de_DE,de_**

Action items

• Update list of supported languages to only include languages with enough translated strings to count as proper translation.