pm: state: make helper macros internal

Some macros were helpers for the state initializers (e.g. to assist
UTIL_LISTIFY). In order to make the API more clear, they have been
prefixed with Z_ to emphasize they are internal and they have also been
removed from documentation.

Signed-off-by: Gerard Marull-Paretas <gerard.marull@nordicsemi.no>
1 file changed