Localization init fix to take CVar into account

[CDufour909]

Current Localization Initialization defaults to US English even if another language was set to CVar using game.cfg or user.cfg.

I'm rectifying this to check "g_language" CVar and use it if it is set to a relevant language

By submitting this pull request, I confirm that you can use, modify, copy, and redistribute this contribution, under the terms of your choice.

[AMZN-nggieber]

Thank you for submitting this pull request, we will look into it.