[sssd PR#933][opened] Unify the indentation to 4 spaces

[miztake]

   URL: https://github.com/SSSD/sssd/pull/933
Author: miztake
 Title: #933: Unify the indentation to 4 spaces
Action: opened

PR body:
"""
The Coding guidelines include the following:

  https://docs.pagure.org/SSSD.sssd/developers/coding_style.html
    MUST: No tabs all indentation 4 spaces.

However, there are places that are indented in 3 spaces or 7 spaces.
Unify 3 spaces or 7 spaces indentation to 4 spaces.
"""

To pull the PR as Git branch:
git remote add ghsssd https://github.com/SSSD/sssd
git fetch ghsssd pull/933/head:pr933
git checkout pr933