regulator: Merge dependency for tps65086

Merge Lee Jones' tag 'ib-mfd-regulator-v6.6' of

   git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd

into 20230818204514.GA1380343@google.com so we can build the tps65086
support:

  Immutable branch between MFD and Regulator due for the v6.6 merge window