Remove /etc/puppet/modules on apply test

To make sure it is not affected by previous usage (for instance
the bootstrapping of the node itself).

Change-Id: I7a26d92e25305a4ba3045d9ccf9d8da0136a7281

test.sh

@@ -3,6 +3,9 @@
 ROOT=$(readlink -fn $(dirname $0))
 MODULE_PATH="${ROOT}/modules:/etc/puppet/modules"
 
+sudo rm -fr /etc/puppet/modules
+sudo mkdir -p /etc/puppet/modules
+
 if [[ ! -d applytest ]] ; then
     mkdir applytest
 fi