IDE-77 : update language codes

[rovertrack]

updated the language codes by ,
1 . renaming and setting the folders to their appropriate names
2 . update the mapping in Crowdin.yml

mapped and renamed according to :
https://docs.google.com/spreadsheets/d/1CSz3DdwUfoSxK48ikz3WVYVvc3Hn8d4VzeRXykwRrSo/edit?usp=sharing
https://catrobat.atlassian.net/browse/IDE-77

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[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud