Santali language name should be in Ol Chiki (ᱥᱟᱱᱛᱟᱲᱤ instead of संताली)

[Prasanta-Hembram]

Just looking around the repo and just i have found that the native name of Santali (code: SAT) which should be written in Ol Chiki script rather than Devanagari script as it has got it's own script :-). https://github.com/microsoft/rural-crowdsourcing-toolkit/blob/26da5a8b0044c18e4867dcff956ee7569b996037/server/core/src/languages/Index.ts

Wikipedia: https://en.wikipedia.org/wiki/Santali_language
Santali Wikipedia: https://sat.wikipedia.org/wiki/%E1%B1%A2%E1%B1%A9%E1%B1%AC%E1%B1%A9%E1%B1%9B_%E1%B1%A5%E1%B1%9F%E1%B1%A6%E1%B1%B4%E1%B1%9F