extension is mapping the Sl locale to the wrong language

[msavli]

Describe the bug

Under "si" language code is now flag of Sierra Leone, write Simhala_language, but should be Slovenia.

Extension Version

v2.12.0

Framework/i18n package you are using

Visual Studio Code 1.93.1

To Reproduce
Steps to reproduce the behavior:
Create "si" or "SI" language line (should be Slovenia - flag is correct) and do automatic transtation from deepl.com or google translate and you get NON Latin letters (සිංහල (Siṁhala)).
Create "sl" or "SL" language line සිංහල (Siṁhala) and do automatic transtation from deepl.com or google translate and you get Latin letters - correct translation to Slovenian language. But flag is from Sierre Leone.

More
https://en.wikipedia.org/wiki/List_of_ISO_639_language_codes
https://en.wikipedia.org/wiki/Slovenia
https://en.wikipedia.org/wiki/Sinhala_language
https://en.wikipedia.org/wiki/Sierra_Leone

Device Infomation

• OS: win 10
• Version: 10.0.19045.4780
• VS Code Version:

Extension Log
Go to View -> Output -> i18n Ally, and paste the content below. You should mask any sensitive information

Screenshots

Before translating

After translating