Added testing badge to module.

Author: callieEDU

README.md

@@ -5,6 +5,8 @@
 
 [![View on File Exchange](https://www.mathworks.com/matlabcentral/images/matlab-file-exchange.svg)](https://www.mathworks.com/matlabcentral/fileexchange/103375-dc-circuit-analysis) or [![Open in MATLAB Online](https://www.mathworks.com/images/responsive/global/open-in-matlab-online.svg)](https://matlab.mathworks.com/open/github/v1?repo=MathWorks-Teaching-Resources/DC-Circuit-Analysis&project=DCCircuitAnalysis.prj)
 
+![MATLAB Versions Tested](https://img.shields.io/endpoint?url=https%3A%2F%2Fraw.githubusercontent.com%2FMathWorks-Teaching-Resources%2FDC-Circuit-Analysis%2Frelease%2FImages%2FTestedWith.json)
+
 **Curriculum Module**
 
 _Created with R2021b. Compatible with R2021b and later releases._
@@ -39,7 +41,7 @@ Use the [<img src="Images/image_1.png" width="136" alt="image_1.png">](https://m
 
 ### **On Desktop:**
 
-Download or clone this repository. Open MATLAB, navigate to the folder containing these scripts and double-click on [DCCircuitAnalysis.prj](https://github.com/MathWorks-Teaching-Resources/DC-Circuit-Analysis/blob/release/DCCircuitAnalysis.prj). It will add the appropriate files to your MATLAB path and open an app that asks you where you would like to start. 
+Download or clone this repository. Open MATLAB, navigate to the folder containing these scripts and double-click on [DCCircuitAnalysis.prj](https://matlab.mathworks.com/open/github/v1?repo=MathWorks-Teaching-Resources/DC-Circuit-Analysis&project=DCCircuitAnalysis.prj). It will add the appropriate files to your MATLAB path and open an app that asks you where you would like to start. 
 
 
 Ensure you have all the required products ([listed below](#H_E850B4FF)) installed. If you need to include a product, add it using the Add-On Explorer. To install an add-on, go to the **Home** tab and select  <img src="Images/image_2.png" width="16" alt="image_2.png"> **Add-Ons** > **Get Add-Ons**.