general: updated documentation link in about page

Signed-off-by: Andrei Popa <andrei.popa@analog.com>

Author: andrei47w

resources/about/about.html.cmakein

@@ -7,7 +7,7 @@
 <p>Copyright 2019-2020 Analog Devices and others.<br> Scopy is made possible by the <a style='color: #3b71b8' href="qrc:/scopy_osp.html" >Scopy open source project</a> and <a style='color: #3b71b8' href="qrc:/credits.html">other open source software</a>. <br></p>
 
 <p><a style='color: #3b71b8' href=https://github.com/analogdevicesinc/scopy/releases/latest>Latest Release</a><br>
-<a style='color: #3b71b8' href=https://wiki.analog.com/university/tools/m2k/scopy>Documentation</a><br>
+<a style='color: #3b71b8' href=https://analogdevicesinc.github.io/scopy/user_guide/index.html>Documentation</a><br>
 <a style='color: #3b71b8' href=https://ez.analog.com/adieducation/university-program>Support Forum</a><br></p>
 </body>