LF-4255 spi: spi-nxp-fspi: Add quirk to disable DTR support

Not all platform currently supports octal DTR mode. This causes flash
probe failure and therefore, provide an option of quirk
NXP_FSPI_QUIRK_DISABLE_DTR for platforms not supporting DTR.

Signed-off-by: Kuldeep Singh <kuldeep.singh@nxp.com>