Remove references to glyphicons (removed in BS5 upgrade)

Author: jasontaylordev

platform/masstransit.md

@@ -14,7 +14,7 @@ The platform provides an aggregated view of the information necessary to detect,
 
 youtube: https://www.youtube.com/watch?v=h5gcHWizS7o
 
-<div class="text-center inline-download hidden-xs"><a id='masstransit-sample' target="_blank" href='https://github.com/particular/MassTransitShowcaseDemo/' class="btn btn-primary btn-lg"><span class="glyphicon" aria-hidden="true"></span>Check the GitHub Showcase</a>
+<div class="text-center inline-download hidden-xs"><a id='masstransit-sample' target="_blank" href='https://github.com/particular/MassTransitShowcaseDemo/' class="btn btn-primary btn-lg">Check the GitHub Showcase</a>
 </div>
 
 

tutorials/monitoring-demo/index.md

@@ -12,7 +12,7 @@ Experience the monitoring features of the Particular Service Platform by running
 
 <div class="text-center inline-download hidden-xs">
   <a id='download-demo' href='https://s3.amazonaws.com/particular.downloads/MonitoringDemo/Particular.MonitoringDemo.zip' class="btn btn-primary btn-lg">
-    <span class="glyphicon glyphicon-download-alt" aria-hidden="true"></span> Download demo
+    <span class="bi bi-download" aria-hidden="true"></span> Download demo
   </a>
 </div>