Some dt-binding headers mask the upstream ones which can lead to build
failures, or worse: super weird bugs, if they get out of sync.
Remove these headers so our devicetree and binding headers will both be
in sync with upstream.
Signed-off-by: Patrick Delaunay <patrick.delaunay@foss.st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@foss.st.com>