[Releng] Update publish scripts

- Fix P2-Admin command

Change-Id: I14b29c1cf12ad9aab615892fd60257c8c59f9d1b
Signed-off-by: Camille Letavernier <cletavernier@eclipsesource.com>

compare/releng/scripts/common.sh

diff --git a/compare/releng/scripts/common.sh b/compare/releng/scripts/common.sh
index 63d9b83..6c5dd45 100644
--- a/compare/releng/scripts/common.sh
+++ b/compare/releng/scripts/common.sh
@@ -78,7 +78,7 @@
 	exit -1
 fi
 
-chmod u+x $P2_ADMIN_PATH
+$SSH $sshGenie@$sshRemote chmod u+x $P2_ADMIN_PATH
 alias p2-admin="${JAVA_HOME}/bin/java -jar $P2_ADMIN_PATH/plugins/org.eclipse.equinox.launcher_*.jar"
 alias composite-repository="p2-admin -application org.eclipselabs.equinox.p2.composite.repository -compressed"