meta-phosphor: add initrdscripts reviewer

Signed-off-by: Zev Weiss <zev@bewilderbeest.net>
Change-Id: Iaf5c348ff379449e71f528e95218abeba37698c9
diff --git a/meta-phosphor/OWNERS b/meta-phosphor/OWNERS
index 66dc0f2..0b484c8 100644
--- a/meta-phosphor/OWNERS
+++ b/meta-phosphor/OWNERS
@@ -3,3 +3,8 @@
 - edtanous@google.com
 - geissonator@yahoo.com
 - patrick@stwcx.xyz
+
+matchers:
+- partial_regex: recipes-phosphor/initrdscripts
+  reviewers:
+  - zev@bewilderbeest.net