As reported by "make sphinx-lint"
Tabs are even removed in Makefile examples,
as Sphinx turns them to spaces anyway in the generated output.
(From yocto-docs rev: 20e9c0c9fad3109567948af6bc40bb0fa2a5552b)
Signed-off-by: Michael Opdenacker <michael.opdenacker@bootlin.com>
Reviewed-by: Quentin Schulz <quentin.schulz@theobroma-systems.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>