doc: acrn: Fix indentation for RST

Fix indentation TAB - > Space so that the document looks readable in
text editors.

Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com>
This commit is contained in:
Andrei Emeltchenko 2021-10-05 14:08:21 +03:00 committed by Christopher Friedt
commit 99ef25a5a9