Add enum for new APIs

Bug: b/244290312
Test: Build passed
Change-Id: I2cd91da35c1a0cd0b2ad3f7d12a94a7de4251072
(cherry picked from commit 27d511c85f28136cae518368da5b39d1db813fb8)
Merged-In: I2cd91da35c1a0cd0b2ad3f7d12a94a7de4251072
diff --git a/stats/atoms.proto b/stats/atoms.proto
index 5382986..f5e8c3e 100644
--- a/stats/atoms.proto
+++ b/stats/atoms.proto
@@ -21616,6 +21616,8 @@
         GET_LOADED_SDK_LIBRARIES_INFO = 5;
         SYNC_DATA_FROM_CLIENT = 6;
         UNLOAD_SDK = 7;
+        ADD_SDK_SANDBOX_LIFECYCLE_CALLBACK = 8;
+        REMOVE_SDK_SANDBOX_LIFECYCLE_CALLBACK = 9;
 
         LOAD_SANDBOX_AND_SDK = 2 [deprecated = true];
         SEND_DATA = 4 [deprecated = true];