drm/tests: Include helpers header

The kunit helpers code weren't including its header, leading to a
warning that no previous prototype had been defined for public
functions.

Include the matching header to fix the warning.

Fixes: 44a3928324 ("drm/tests: Add Kunit Helpers")
Reported-by: kernel test robot <lkp@intel.com>
Reviewed-by: Maíra Canal <mairacanal@riseup.net>
Link: https://lore.kernel.org/r/20221116091712.1309651-1-maxime@cerno.tech
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
This commit is contained in:
Maxime Ripard 2022-11-16 10:17:10 +01:00
commit f7711fdde1
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