Add OWNERS rule for SST-related code

Change-Id: I06e84cafdf44dee053b831724b0660d06734075a
Signed-off-by: Jonathan Doman <jonathan.doman@intel.com>
diff --git a/OWNERS b/OWNERS
index cce8c35..3082c08 100644
--- a/OWNERS
+++ b/OWNERS
@@ -20,7 +20,7 @@
 #   * reviewers: A list of individuals who have requested review notification
 #     on the repository.
 #
-#   * matches: A list of specific file/path matches for granular 'owners' and
+#   * matchers: A list of specific file/path matches for granular 'owners' and
 #     'reviewers'.  See 'owners' plugin documentation.
 #
 #   * openbmc: A list of openbmc-specific meta-data about owners and reviewers.
@@ -38,7 +38,10 @@
 
 reviewers:
 
-matches:
+matchers:
+- regex: .*(speed_select|sst).*
+  owners:
+  - jonathan.doman@intel.com
 
 openbmc:
 - name: Chen Yugang