crypto: rockchip - ECB does not need IV

crypto: rockchip - ECB does not need IV

BugLink: https://bugs.launchpad.net/bugs/1969110
[ Upstream commit 973d74e93820d99d8ea203882631c76edab699c9 ]

When loading rockchip crypto module, testmgr complains that ivsize of ecb-des3-ede-rk
is not the same than generic implementation.
In fact ECB does not use an IV.

Fixes: ce0183cb6464b ("crypto: rockchip - switch to skcipher API")
Signed-off-by: Corentin Labbe <clabbe@baylibre.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Sasha Levin <sashal@kernel.org>
(cherry picked from commit 8e8724b87afecb256037bedddcc6b267c21749c2)
Signed-off-by: Paolo Pisati <paolo.pisati@canonical.com>