regulator: mt6358: Remove BROKEN dependency

The MFD part is merged into v5.8-rc1, thus remove BROKEN dependency.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Link: https://lore.kernel.org/r/20200616135030.1163660-1-axel.lin@ingics.com


Signed-off-by: Mark Brown <broonie@kernel.org>