Add empty package + OWNERS file for critical event protos

Bug: 200263868
Test: Untested
Change-Id: Iea5795098bbe3eee57049a8ede0c0c4e94efa7e2
diff --git a/proto/src/criticalevents/OWNERS b/proto/src/criticalevents/OWNERS
new file mode 100644
index 0000000..07c0e70
--- /dev/null
+++ b/proto/src/criticalevents/OWNERS
@@ -0,0 +1 @@
+include /services/core/java/com/android/server/criticalevents/OWNERS