crypto: caam - fix typo in i.MX6 devices list for errata

Fix a typo in the list of i.MX6 devices affected by an
issue wherein AXI bus transactions may not occur in
the correct order.

Fixes: 33d69455 ("crypto: caam - limit AXI pipeline to a depth of
1")
Signed-off-by: Iuliana Prodan <iuliana.prodan@nxp.com>
Reviewed-by: Horia Geantă <horia.geanta@nxp.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>