updated setup instructions for humble

Author: KalanaRatnayake

README.md

@@ -5,7 +5,7 @@ create detailed guideline based on https://kobuki.readthedocs.io/en/release-1.0.
 1. Install the dependencies
 
     ```bash
-    sudo apt install ros-foxy-ecl-build ros-foxy-ecl-core ros-foxy-ecl-lite ros-foxy-ecl-console ros-foxy-ecl-mobile-robot ros-foxy-angles ros-foxy-diagnostics ros-foxy-joint-state-publisher ros-foxy-testing ros-foxy-ros-testing
+    sudo apt install ros-humble-ecl-build ros-humble-ecl-core ros-humble-ecl-lite ros-humble-ecl-console ros-humble-ecl-mobile-robot ros-humble-angles ros-humble-diagnostics ros-humble-joint-state-publisher ros-humble-testing ros-humble-ros-testing
     ```
 
 2. Clone this repository