fix upload to jenkins-ci bug.

The '-u' option was making curl prompt for a password,
which we don't want.  Remove the '-u' option to
automatically pass in jenkins user credentials to curl
via the config file.

Change-Id: I5766bcfef561e6ac10b49c958394d9601e62e1b5

modules/jenkins/files/slave_scripts/maven-upload.sh

@@ -25,7 +25,7 @@ FILENAME=`ls ${PROJECT}*.hpi`
 VERSION=`echo ${FILENAME} | sed -n "s/${PROJECT}-\(.*\).hpi/\1/p"`
 
 curl -X PUT \
-     -u --config ${REPO_CRED_FILE} \
+     --config ${REPO_CRED_FILE} \
      --data-binary @${FILENAME} \
      -i "${REPO_URL}/${PROJECT}/${VERSION}/${FILENAME}" > /dev/null 2>&1