fix project list link in README.md

Author: robertogl

Classroom Challenge Projects/README.md

@@ -16,7 +16,7 @@ Please Note: To participate in the MathWorks Classroom Challenge Projects progra
 |Implementation Steps|Suggested Timepoint|Related Resources|
 |--------------------|-------------------|-----------------|
 |**STEP 1: Register your classroom**|
-|<ul><li>Select projects for your use in your program or classroom</li><li>[Register](https://forms.office.com/r/JbgVRa57pF) your program or class's participation in the MathWorks Classroom Challenge Projects Program</li><li>Verify or establish access to MathWorks products needed (typically MATLAB and/or Simulink)</li></ul>|~4 weeks before project work begins|<ul><li>[List of available projects](https://github.com/mathworks/MATLAB-Simulink-Challenge-Project-Hub/tree/main/Classroom%20Challenge%20Projects/Projects/README.md)</li><li>[Registration form](https://forms.office.com/r/JbgVRa57pF)</li><li>[License access options](https://github.com/mathworks/MATLAB-Simulink-Challenge-Project-Hub/blob/main/Classroom%20Challenge%20Projects/README.md#matlab-and-simulink-access-)</li></ul>|
+|<ul><li>Select projects for your use in your program or classroom</li><li>[Register](https://forms.office.com/r/JbgVRa57pF) your program or class's participation in the MathWorks Classroom Challenge Projects Program</li><li>Verify or establish access to MathWorks products needed (typically MATLAB and/or Simulink)</li></ul>|~4 weeks before project work begins|<ul><li>[List of available projects](https://github.com/mathworks/MATLAB-Simulink-Challenge-Project-Hub/blob/main/Classroom%20Challenge%20Projects/Projects/README.md)</li><li>[Registration form](https://forms.office.com/r/JbgVRa57pF)</li><li>[License access options](https://github.com/mathworks/MATLAB-Simulink-Challenge-Project-Hub/blob/main/Classroom%20Challenge%20Projects/README.md#matlab-and-simulink-access-)</li></ul>|
 |**STEP 2: MATLAB and Simulink introduction**|
 |<ul><li>Review background material for selected projects in your program or class</li><li>Assign [MATLAB Onramp](https://matlabacademy.mathworks.com/details/matlab-onramp/gettingstarted) (2-hour self-paced online MATLAB fundamentals training)</li><li>If needed for project, assign [Simulink Onramp](https://matlabacademy.mathworks.com/details/simulink-onramp/simulink) and other relevant courses from the [MathWorks Online Training Suite](http://matlabacademy.mathworks.com/)</li></ul>|~2 weeks before project work begins|<ul><li>Each project page contains a list of suggested background topics to review (see example [here](https://github.com/mathworks/MATLAB-Simulink-Challenge-Project-Hub/tree/main/Classroom%20Challenge%20Projects/Projects/Maximizing%20Solar%20Panel%20Output%20for%20a%20Fixed%20Area#suggested-background-material)</li><li>[MATLAB Onramp](https://matlabacademy.mathworks.com/details/matlab-onramp/gettingstarted)</li><li>[Simulink Onramp](https://matlabacademy.mathworks.com/details/simulink-onramp/simulink)</li><li>[MathWorks Online Training Suite](http://matlabacademy.mathworks.com/)</li><li>[MATLAB YouTube channel](https://www.youtube.com/user/MATLAB)</li><li>[MATLAB Student GitHub](https://github.com/mathworks/awesome-matlab-students)</li></ul>|
 |**STEP 3: Project preparation**|