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: fd1423141e7458ba557db465c171b0b4e9063987)
Signed-off-by: Michael Opdenacker <michael.opdenacker@bootlin.com>
Reviewed-by: Quentin Schulz <quentin.schulz@theobroma-systems.com>
Signed-off-by: Steve Sakoman <steve@sakoman.com>