remove defunct discoverySiteName property

Change-Id: Iefa8e4008703f8ada7ef773021b4a44fb41353b7
Signed-off-by: nickboldt <nboldt@redhat.com>
diff --git a/packages/org.eclipse.epp.package.jee.feature/feature.properties b/packages/org.eclipse.epp.package.jee.feature/feature.properties
index a7d04aa..f1569e5 100644
--- a/packages/org.eclipse.epp.package.jee.feature/feature.properties
+++ b/packages/org.eclipse.epp.package.jee.feature/feature.properties
@@ -21,9 +21,6 @@
 # "providerName" property - name of the company that provides the feature
 providerName=Eclipse Packaging Project
 
-# "updateSiteName" property - label for the update site
-discoverySiteName=Eclipse Photon Release
-
 # "description" property - description of the feature
 description=Eclipse Java EE IDE is an all-in-one package for creating web applications. \n\
 It includes tools for XML, XSL, HTML, CSS, JSP, Java EE, EJB, JSF, JPA, Web Services, Server support, and many others. \n\