Update SPA lib code ownership.

Test: config update
Change-Id: I1b78ed6da9ee453e9a83c0eff139d8f9a520fe3b
diff --git a/packages/SettingsLib/Spa/OWNERS b/packages/SettingsLib/Spa/OWNERS
index 2887872..464328e 100644
--- a/packages/SettingsLib/Spa/OWNERS
+++ b/packages/SettingsLib/Spa/OWNERS
@@ -4,3 +4,6 @@
 hanxu@google.com
 kellyz@google.com
 pierreqian@google.com
+lijun@google.com
+songchenxi@google.com
+cyl@google.com