Update README.md

1) Add File Exchange link
2) Add author information

Author: eszmw

README.md

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-# Fundamentals of Probability Theory [![View <File Exchange Title> on File Exchange](https://www.mathworks.com/matlabcentral/images/matlab-file-exchange.svg)](https://www.mathworks.com/matlabcentral/fileexchange/####-NAME)
+# Fundamentals of Probability Theory [![View <File Exchange Title> on File Exchange](https://www.mathworks.com/matlabcentral/images/matlab-file-exchange.svg)](https://www.mathworks.com/matlabcentral/fileexchange/100546-probability-theory)
 **Curriculum Module**  
 _Created with R2021a. Compatible with R2021a and later releases._  
 
@@ -69,5 +69,8 @@ The license for this module is available in the LICENSE.TXT file in this GitHub
 Have any questions or feedback? Contact the [MathWorks online teaching team](mailto:[email protected]).
 
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+Authored by: Pooja Lalan  
+    Maintained by: Emma Smith Zbarsky
+## ##
 
 _Copyright 2021 The MathWorks, Inc._