Port to meson

Per what we're doing elsewhere, port this repo to meson.

Change-Id: I97e19cbda9145414664ce4cb34183be2d8243659
Signed-off-by: Ed Tanous <edtanous@google.com>
diff --git a/service_files/meson.build b/service_files/meson.build
new file mode 100644
index 0000000..29463a7
--- /dev/null
+++ b/service_files/meson.build
@@ -0,0 +1,4 @@
+install_data(
+  'com.intel.peci.service',
+  install_dir: systemd_system_unit_dir,
+)