Reapply "Expose starting_at_board_api to access_vectors"

This reverts commit d0c0e15cf16c812dd20e98da2a56e703cf149151.

Reason for revert: breakage fixed

Test: m selinux_policy
Change-Id: Ic3baccc83fd5369a62746910efe5be084a32883b
diff --git a/private/access_vectors b/private/access_vectors
index 7a280c5..9d82ac8 100644
--- a/private/access_vectors
+++ b/private/access_vectors
@@ -139,8 +139,8 @@
 	block_suspend
 	audit_read
 	perfmon
-	checkpoint_restore
-	bpf
+	starting_at_board_api(202504, `checkpoint_restore')
+	starting_at_board_api(202504, `bpf')
 }
 
 #