Update example.p2f to use Eclipse 2018-09
diff --git a/org.eclipse.handly.examples.basic/example.p2f b/org.eclipse.handly.examples.basic/example.p2f
index de78ad5..6718ae4 100644
--- a/org.eclipse.handly.examples.basic/example.p2f
+++ b/org.eclipse.handly.examples.basic/example.p2f
@@ -14,9 +14,9 @@
<?p2f version='1.0.0'?>
<p2f version='1.0.0'>
<ius size='1'>
- <iu id='org.eclipse.xtext.sdk.feature.group' version='2.14.0.v20180523-0937'>
+ <iu id='org.eclipse.xtext.sdk.feature.group' version='2.15.0.v20180916-1232'>
<repositories size='1'>
- <repository location='http://download.eclipse.org/releases/photon'/>
+ <repository location='http://download.eclipse.org/releases/2018-09'/>
</repositories>
</iu>
</ius>