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Correct a spelling mistake (reported by codespell).
Also hyphenate "matrix-based".
Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Link: https://lore.kernel.org/r/20230124233453.22893-1-rdunlap@infradead.org

Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>