Fixed presence check for previous update site and removed debug output

from publish script

releng/org.eclipse.sphinx.releng.builds/publish.sh

@@ -197,16 +197,7 @@ echo "Copying $localUpdateSiteArchiveLocation to $targetDownloadsLocation"
 mkdir -p $targetDownloadsLocation
 cp $localUpdateSiteArchiveLocation $targetDownloadsLocation
 
-if [ "$MERGE_UPDATE_SITE" != "false" ]
-	then
-		echo "MERGE_UPDATE_SITE <> false" 
-fi
-if [ -f "$targetUpdateSiteLocation/content.*" ];
-	then
-		echo "f targetUpdateSiteLocation/content.*" 
-fi
-
-if [ "$MERGE_UPDATE_SITE" != "false" ] && [ -f "$targetUpdateSiteLocation/content.*" ];
+if [ "$MERGE_UPDATE_SITE" != "false" ] && [ -f "$targetUpdateSiteLocation/content.jar" ];
 	then
 		echo "------------------------------------------------------------------------"
 		echo "Merging project update site into build update site"