devex helper. update git vendor deps.

DevEx/UpdateGitVendor.sh

@@ -11,9 +11,8 @@ IFS=$'\n\t'
 for GIT_VENDOR in ${GIT_VENDOR_LIST[@]}; do
   export VENDOR_NAME
   VENDOR_NAME="$(echo $GIT_VENDOR|awk -F '@' '{print $1}')"
-  echo Vendor Name: $VENDOR_NAME
   export VENDOR_REF
   VENDOR_REF="$(echo $GIT_VENDOR|awk -F '@' '{print $2}'| sed 's/\://g')"
-  echo Vendor Ref: $VENDOR_REF
+  git vendor update $VENDOR_NAME $VENDOR_REF
 done