Fix travis.

.travis.yml

@@ -29,7 +29,7 @@ script:
   - |
     pushd playbooks
     for j2 in $(git diff --name-only refs/heads/master..$(git rev-parse --abbrev-ref HEAD) |grep -E '.+\.j2$|.+\.yml'); do
-      python ../util/jinja_check.py ../$j2
+      python ../tests/jinja_check.py ../$j2
       if [[ $? -ne 0 ]]; then
           echo "Jinja parsing error on $j2"
           exit 1