feat: add preferred contact language (resolves #2053)

[jobara]

Resolves #2053

Prerequisites

If this PR changes PHP code or dependencies:

• [x] I've run composer format and fixed any code formatting issues.
• [x] I've run composer analyze and addressed any static analysis issues.
• [x] I've run php artisan test and ensured that all tests pass.
• [x] I've run composer localize to update localization source files and committed any changes.

If this PR changes CSS or JavaScript code or dependencies:

• [ ] I've run npm run lint and fixed any linting issues.
• [ ] I've run npm run build and ensured that CSS and JavaScript assets can be compiled.

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Comparison is base (700eeca) 97.93% compared to head (b86853b) 97.94%. Report is 1 commits behind head on dev.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## dev #2137 +/- ## ========================================= Coverage 97.93% 97.94% - Complexity 2145 2146 +1 ========================================= Files 333 333 Lines 9791 9811 +20 ========================================= + Hits 9589 9609 +20 Misses 202 202 ```

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