[SSSD] [sssd PR#654][opened] intg: flush the SSSD caches to sync with files

[sumit-bose]

   URL: https://github.com/SSSD/sssd/pull/654
Author: sumit-bose
 Title: #654: intg: flush the SSSD caches to sync with files
Action: opened

PR body:
"""
To make sure that SSSD has synced with the latest data added to the
passwd file sss_cache is called in two places where the current sync
scheme was not reliable. This was mainly observed when running the
integration tests on Debian.
"""

To pull the PR as Git branch:
git remote add ghsssd https://github.com/SSSD/sssd
git fetch ghsssd pull/654/head:pr654
git checkout pr654