Adding CodeIgniter in hindi courses (#10365)

* Adding CodeIgniter in hindi courses

* Fixes Lint Error

* Fixes Issues

* Update the Codeigniter in PHP

courses/free-courses-hi.md

@@ -51,6 +51,7 @@
 * [Networking](#networking)
 * [Operating Systems](#operating-systems)
 * [PHP](#php)
+    * [CodeIgniter](#codeigniter)
     * [Laravel](#laravel)
 * [Python](#python)
     * [Django](#django)
@@ -547,6 +548,16 @@
 * [PHP Tutorials in Hindi](https://youtube.com/playlist?list=PLu0W_9lII9aikXkRE0WxDt1vozo3hnmtR) - CodeWithHarry
 
 
+### CodeIgniter
+
+* [Codeigniter 4 Tutorial For Beginners in Hindi](https://www.youtube.com/playlist?list=PL8kfzPha-e2iC8cT79hd5hCVffkbW309d) - Ubk InfoTech
+* [Codeigniter 4 Tutorial in Hindi](https://www.youtube.com/playlist?list=PLolI8AY2AS9ZmTeMOpu1iTOsx9WALtCgM) - Code Improve
+* [Codeigniter 4 Tutorial in Hindi](https://www.youtube.com/playlist?list=PL4_As-_ROQH2OIE5uILfodqSNQzUfAqFs) - Cs Krish
+* [CodeIgniter 4 Tutorials for Beginners](https://www.youtube.com/playlist?list=PL79xP87McblnMZG-F1hnRLuMgM5C95nMG) - GoPHP
+* [Codeigniter Tutorial for Beginners Step by Step in Hindi](https://www.youtube.com/playlist?list=PL_HlKez9XCSM6WNO_dHhF3yPKVdY1ZZzB) - Technical Suneja
+* [Learn CodeIgniter 4 Framework Tutorials Hindi](https://www.youtube.com/playlist?list=PLn1Gr7zhiAMfWpSYfDgND8t7KjiqSaEum) - Online Web Tutor
+
+
 ### Laravel
 
 * [Laravel (Hindi)](https://www.youtube.com/playlist?list=PLbGui_ZYuhijEqjCa63l0GkWh5EsG5iTR) - Geeky Shows