Update ECF to release version 3.14.21

Change-Id: I20f5530650603d5e1c1a87d56bec313d7d436904
diff --git a/ecf.aggrcon b/ecf.aggrcon
index d8558a1..23328fa 100644
--- a/ecf.aggrcon
+++ b/ecf.aggrcon
@@ -1,19 +1,19 @@
 <?xml version="1.0" encoding="ASCII"?>
 <aggregator:Contribution xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:aggregator="http://www.eclipse.org/cbi/p2repo/2011/aggregator/1.1.0" label="ECF">
-  <repositories location="https://download.eclipse.org/rt/ecf/3.14.20/site.p2" description="ECF updates">
-    <features name="org.eclipse.ecf.core.feature.group" versionRange="3.14.20.v20210328-0449">
+  <repositories location="https://download.eclipse.org/rt/ecf/3.14.21/site.p2" description="ECF updates">
+    <features name="org.eclipse.ecf.core.feature.group" versionRange="3.14.21.v20210502-0038">
       <categories href="simrel.aggr#//@customCategories[identifier='Collaboration']"/>
       <categories href="simrel.aggr#//@customCategories[identifier='EclipseRT%20Target%20Platform%20Components']"/>
     </features>
-    <features name="org.eclipse.ecf.core.source.feature.group" versionRange="3.14.20.v20210328-0449">
+    <features name="org.eclipse.ecf.core.source.feature.group" versionRange="3.14.21.v20210502-0038">
       <categories href="simrel.aggr#//@customCategories[identifier='Collaboration']"/>
       <categories href="simrel.aggr#//@customCategories[identifier='EclipseRT%20Target%20Platform%20Components']"/>
     </features>
-    <features name="org.eclipse.ecf.remoteservice.sdk.feature.feature.group" versionRange="3.14.20.v20210326-0550">
+    <features name="org.eclipse.ecf.remoteservice.sdk.feature.feature.group" versionRange="3.14.21.v20210409-2201">
       <categories href="simrel.aggr#//@customCategories[identifier='Collaboration']"/>
       <categories href="simrel.aggr#//@customCategories[identifier='EclipseRT%20Target%20Platform%20Components']"/>
     </features>
-    <features name="org.eclipse.ecf.remoteservice.sdk.feature.source.feature.group" versionRange="3.14.20.v20210326-0550">
+    <features name="org.eclipse.ecf.remoteservice.sdk.feature.source.feature.group" versionRange="3.14.21.v20210409-2201">
       <categories href="simrel.aggr#//@customCategories[identifier='Collaboration']"/>
       <categories href="simrel.aggr#//@customCategories[identifier='EclipseRT%20Target%20Platform%20Components']"/>
     </features>