Add some missed language codes to the dictionary of available
languages

:Release Notes:
For now only en, es, fr, de, it codes inserted to the dictionary of
available languages. So despite the fact that there are a lot of other
dictionaries we can't use them because checking whether they are availabe
failes.

:Detailed Notes:
There is a need to insert missed language codes to the dictionary of
available languages

:Testing Performed:
Select russian language. Send 'search' luna command with some russian
word. View the results.

:QA Notes:

:Issues Addressed:
[ANG-5868] smartkey-hun doesn't return anything for request with russian
language

Open-webOS-DCO-1.0-Signed-off-by: Andrii Motsok <andrii.motsok@lge.com>

Change-Id: I5311ddbf595a571902f2ead733b9d59c97e9e5cb
Reviewed-on: https://g2g.palm.com/5240
Reviewed-by: DCO Verification
Reviewed-by: Andrii Motsok <andrii.motsok@lge.com>
Tested-by: Andrii Motsok <andrii.motsok@lge.com>
Reviewed-by: Igor Kuksyuk <igor.kuksiuk@lge.com>