Added: ReactJS, NodeJS,PHP Khode Academy (#9826)

* Update free-courses-km.md

Add Javascript youtube playlist

* Update free-courses-km.md

Change Space Fixed Action Error

* Update free-courses-km.md

Added: NodeJS, PHP, React JS Video Playlist

* Update free-courses-km.md

* Fiexed Error Markdown

* Update free-courses-km.md fixed markdown

* Update free-courses-km.md 

Modified sorted order and removed youtube query tracking

courses/free-courses-km.md

@@ -4,6 +4,7 @@
 * [Flutter](#flutter)
 * [Git](#git)
 * [JavaScript](#javascript)
+* [PHP](#php)
 * [Web Development](#web-development)
 
 
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 ### JavaScript
 
 * [មេរៀន JavaScript Speak khmer](https://youtube.com/playlist?list=PLWrsrLN26mWZiRcn4O-cphCw-AyoWumhq) - រៀនIT
-* [អនុវត្ត​កូដ Javascript](https://youtube.com/playlist?list=PLuEdNLfGOtnVmKfCI1gC6xHqJ_T9F85DW&si=cbbCi2zp_GoLcneK) - Khode Academy
-* [Javascript - បង្កើត​អន្តរកម្ម​គេហទំព័រ](https://youtube.com/playlist?list=PLuEdNLfGOtnUoeb8D2itGMIZayTi9ViOv&si=wxALcNb-i_4189KK) - Khode Academy
-* [ES6 - ជំនាន់​ថ្មី​របស់ Javascript](https://youtube.com/playlist?list=PLuEdNLfGOtnVOKm51qK8Gmx0tT-KbJoNd&si=-QXNo_NVAykbjPIt) - Khode Academy
+* [អនុវត្ត​កូដ Javascript](https://youtube.com/playlist?list=PLuEdNLfGOtnVmKfCI1gC6xHqJ_T9F85DW) - Khode Academy
+* [ES6 - ជំនាន់​ថ្មី​របស់ Javascript](https://youtube.com/playlist?list=PLuEdNLfGOtnVOKm51qK8Gmx0tT-KbJoNd) - Khode Academy
+* [Javascript - បង្កើត​អន្តរកម្ម​គេហទំព័រ](https://youtube.com/playlist?list=PLuEdNLfGOtnUoeb8D2itGMIZayTi9ViOv) - Khode Academy
+* [Node.js - Server-Side Javascript](https://youtube.com/playlist?list=PLuEdNLfGOtnW-wD7kT3rqZWrI_PlR3nsk) - Khode Academy
+* [React.js - Web UI ជំនាន់​ថ្មី](https://youtube.com/playlist?list=PLuEdNLfGOtnVLr4irXpTsUiWtAq3PJHLy) - Khode Academy
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+
+### PHP
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+* [PHP - កម្មវិធី​គេហទំព័រ](https://youtube.com/playlist?list=PLuEdNLfGOtnVsMxiXgZUuvqFKIavgZ-Bv) - Khode Academy
 
 
 ### Web Development
 
 * [👨‍💻👨‍💻 Coding](https://youtube.com/playlist?list=PLxchvQVIj9rb8O10g494z9EQ0HZO-aU_6) - Sambat Lim
 
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