Merge pull request #3518 from angellk/angellk-patch-030424

update speakers

Author: angellk

src/content/gatherings/kubecon-24-mar-19/index.mdx

@@ -130,6 +130,8 @@ schedule:
   - local_time: '16:10' 
     session_name: 'Lightning Talk: Speeding up SELinux in OpenShift'
     track: 'Main Stage'
+    speakers:
+      - id: 'jan_safranek'
   - local_time: '16:20'
     session_name: 'AMA with Red Hat Engineers, Product Managers, Project Leads and Guest Speakers'
     track: 'Main Stage'