Merge patch series "linux/bitfield.h: sync <linux/bitfield.h> from Linux 6.15 + winbond"

Christian Marangi <ansuelsmth@gmail.com> says:

This small series sync linux/bitfield.h from Linux 6.15 and fix all
the compilation error due to a change in the header include.

The sync is needed to make it easier to support the winbond changes.

The changes are CI test with [1]

[1] https://github.com/u-boot/u-boot/pull/777

Link: https://lore.kernel.org/r/20250607211133.2005-1-ansuelsmth@gmail.com