Change in coreboot[master]: soc/intel/fast_spi: Use `need_restore_mtrr()` to clear temp MTRR

[Subrata Banik (Code Review)]

Subrata Banik has abandoned this change. ( https://review.coreboot.org/c/coreboot/+/63492 )

Change subject: soc/intel/fast_spi: Use `need_restore_mtrr()` to clear temp MTRR
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Abandoned