meta: add darwin configuration

Darwin is a top-of-rack switch platform that's present in more
than 25K racks in our fleet. It is currently running a non-LFOpenBMC
software stack. We're migrating to LFOpenBMC.

- Add chassis config which enables fetching the x86 Serial Number

Change-Id: I3dea53e2a4e815ed141a2afd2863680d2beece20
Signed-off-by: Robert Ercean Dima <robert3@meta.com>
diff --git a/configurations/meson.build b/configurations/meson.build
index 52717fe..fd2ae05 100644
--- a/configurations/meson.build
+++ b/configurations/meson.build
@@ -82,6 +82,7 @@
     'meta/clemente_osfp.json',
     'meta/clemente_pdb.json',
     'meta/clemente_scm.json',
+    'meta/darwin_chassis.json',
     'meta/fbtp.json',
     'meta/fbyv2.json',
     'meta/fbyv35.json',