Add Owners Plugin to meta-openpower

Please see https://gerrit.openbmc-project.xyz/c/openbmc/openbmc/+/39379
for details about why this is necessary.

Signed-off-by: Ed Tanous <ed@tanous.net>
Change-Id: I7c6f0b9163114812a6e4d3fac4a1bfb7950f8e02
diff --git a/OWNERS b/OWNERS
new file mode 100644
index 0000000..0a7814c
--- /dev/null
+++ b/OWNERS
@@ -0,0 +1,3 @@
+owners:
+- bradleyb@fuzziesquirrel.com
+- joel@jms.id.au