meson: move phosphor-state-manager to meson

Includes the following in bump:

Andrew Geissler (9):
      meson: fix up compile errors found by meson
      meson: binary building support
      meson: fix new warnings found by clang-tidy
      meson: enable unit tests
      meson: move service file into its own subdir
      meson: add in service file support
      meson: add json file into meson
      meson: add obmcutil to bindir
      meson: remove automake legacy files

(From meta-phosphor rev: c1debbbad981bae1ecfdaa41da4d5ac68f3f9173)

Change-Id: Ic9ff5ced2b8fefa4830fac6005b5af855e6d06c8
Signed-off-by: Andrew Geissler <geissonator@yahoo.com>
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>