The nregs for i.MX6ULL should be 80 per fuse map, correct it.

Fixes: ffbc34bf ("nvmem: imx-ocotp: Implement i.MX6ULL/ULZ support")
Cc: Stable@vger.kernel.org
Signed-off-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Link: https://lore.kernel.org/r/20231013124904.175782-4-srinivas.kandagatla@linaro.orgSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>