[PATCH] D111490: [DOCS] Update ninja build doc (new: github link, build command, and chmod requirements)

[Shivam Gupta via Phabricator via cfe-commits]

xgupta added a reviewer: Mordante.
xgupta added a subscriber: Mordante.
xgupta added a comment.

The patch is not applying cleanly so can't be committed. please follow the above phabricator docs I suggested before to upload it.

add @Mordante for libcxx change.


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https://reviews.llvm.org/D111490