Add fixed version for pip due upstream issue

https://github.com/pypa/pip/issues/5251

Change-Id: Idd1726e7e5d1d4953409ae697d259652f62c6fb8
Partial-Issue: https://mirantis.jira.com/browse/PROD-17449
1 file changed
tree: 36b80a989b57eb97f5b8257889845d40fcf2c89f
  1. bin/
  2. .gitreview
  3. Dockerfile
  4. README.rst