Remove mention of Eclipse 3.8.2 from update site description

Since EGit 4.6.0, our baseline is Eclipse 4 because we moved to Java 8.

Change-Id: I86eda2ef1e33ab1671bd33297f438e5b10ba5942
Signed-off-by: Thomas Wolf <thomas.wolf@paranor.ch>
diff --git a/org.eclipse.egit.repository/pom.xml b/org.eclipse.egit.repository/pom.xml
index 36b7d1b..5574eef 100644
--- a/org.eclipse.egit.repository/pom.xml
+++ b/org.eclipse.egit.repository/pom.xml
@@ -96,7 +96,7 @@
                 <update.site.name>EGit p2 Repository</update.site.name>
                 <update.site.description>Use this URL in Eclipse to install EGit and JGit</update.site.description>
                 <update.site.version>${project.version}</update.site.version>
-                <target.eclipse.version>3.8.2 / 4.2.2 (Juno) or newer</target.eclipse.version>
+                <target.eclipse.version>4.2.2 (Juno) or newer</target.eclipse.version>
               </symbols>
               <associateSites>
                 <site>http://download.eclipse.org/e4/snapshots/org.eclipse.e4.ui</site>