add react course & tutorial (#6313)

* add react course & tutorial

* chore: apply suggestions from code review

SC1: https://github.com/EbookFoundation/free-programming-books/pull/6313#discussion_r739754230
SC2: https://github.com/EbookFoundation/free-programming-books/pull/6313#discussion_r739754348

Resume: 
- Move `frwlr7uh0io` video due to playlist and title changes
- Using Youtube playlist where `kVV17VI9qTU` video belongs to.
- Change resource title according to that playlist name.
- Add the instructor (Irsyad) as well
- Recover blank line after list

* alphabetize

* remove orphan categories

* alphabetize

* alphabetize??

* one more try

Co-authored-by: David Ordás <3125580+davorpa@users.noreply.github.com>
Co-authored-by: Eric Hellman <eric@hellman.net>

courses/free-courses-id.md

@@ -211,7 +211,9 @@
 #### React
 
 * [Belajar ReactJS Bahasa Indonesia](https://www.youtube.com/playlist?list=PLCZlgfAG0GXALZIcEe2t3XVuQ50JYbsbA) - Sekolah Koding
+* [Mari Kita Belajar Basic React JS](https://www.youtube.com/playlist?list=PLRKMmwY3-5MwXT8zMPbezhDnTM3cTA5cZ) - Irsyad A. Panjaitan, Parsinta (YouTube)
 * [React JS Dasar Bahasa Indonesia](https://www.youtube.com/playlist?list=PLIan8aHxsPj0XtJjWW04hN24fWXrCpLkY) - Wahidev Academy
+* [ReactJS-Firebase Tutorial](https://www.youtube.com/playlist?list=PLU4DS8KR-LJ2CnIvj7tI0zoijDSgR1m9j) - Prawito Hudoro
 * [ReactJS Tutorial](https://www.youtube.com/playlist?list=PLU4DS8KR-LJ03qEsHn9zV4qdhcWtusBqb) - Prawito Hudoro
 * [ReactJS Untuk Pemula](https://www.petanikode.com/reactjs-untuk-pemula/) - Petani Kode
 * [Tutorial React JS Bahasa Indonesia](https://www.youtube.com/playlist?list=PLp6BJq2fT_g91yCNCWi_bIe-ng7S7rt6V) - Lampung JS