Move monkey patch config opts into nova.utils
Move monkey patch config opts into nova.utils

The monkey_patch and monkey_patch_modules configuration options are
only used in nova.utils, so move them there.

blueprint: scope-config-opts
Change-Id: Ibfc34be46306041951ab0142ab737686eacae9da

citrix-openstack-build/oslo.versionedobjects,openstack/oslo.versionedobjects