Fix photon target platform to use photon version of org.eclipse.osgi

Change-Id: I81cb499a5092eed6569f6fdf612ecab3f5d9bd5e
Signed-off-by: Matthias Sohn <matthias.sohn@sap.com>

org.eclipse.jgit.packaging/org.eclipse.jgit.target/jgit-4.8.target

@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8" standalone="no"?>
 <?pde?>
 <!-- generated with https://github.com/mbarbero/fr.obeo.releng.targetplatform -->
-<target name="jgit-4.8" sequenceNumber="1535016417">
+<target name="jgit-4.8" sequenceNumber="1535021913">
   <locations>
     <location includeMode="slicer" includeAllPlatforms="false" includeSource="true" includeConfigurePhase="true" type="InstallableUnit">
       <unit id="org.eclipse.jetty.client" version="9.4.5.v20170502"/>
@@ -66,7 +66,7 @@
     </location>
     <location includeMode="slicer" includeAllPlatforms="false" includeSource="true" includeConfigurePhase="true" type="InstallableUnit">
       <unit id="org.eclipse.osgi" version="0.0.0"/>
-      <repository location="http://download.eclipse.org/releases/oxygen/"/>
+      <repository location="http://download.eclipse.org/releases/photon/"/>
     </location>
   </locations>
 </target>

org.eclipse.jgit.packaging/org.eclipse.jgit.target/jgit-4.8.tpd

@@ -3,6 +3,6 @@ target "jgit-4.8" with source configurePhase
 include "projects/jetty-9.4.5.tpd"
 include "orbit/R20180606145124-Photon.tpd"
 
-location "http://download.eclipse.org/releases/oxygen/" {
+location "http://download.eclipse.org/releases/photon/" {
 	org.eclipse.osgi lazy
 }