TP-1816 Capitalize language names in service search view filter

[IiroJarv]

Actions for applying the changes locally

lando composer install && lando drush deploy

Testing instructions

• Go to search page and change language to english
• Ensure the language exposed filters have their languages Capitalized (English, Finnish, Swedish)
• Ensure search works properly

Review checklist

• The code conforms to Drupal coding standards.
• I have reviewed the code for security and quality issues.
• I have tested the code with the proper user roles.