Fix parsing error due to quote in comment
Presence of a ' in the cmd comment causing an ansible
parsing error.
{{ ansible_user_dir }}/{{ zuul.project.src_dir }} branch -a \
--contains {{ zuul.ref }} | grep ' stable/' | sort | head -n1`
# And if it does, then try to check out the same branch of the
- # requirements repo, but if that doesn't exist then we leave it
+ # requirements repo, but if that does not exist then we leave it
# as we found it
if [ -n "$TARGET_BRANCH" ]; then
git checkout $TARGET_BRANCH || true
