sim: Test software rollback protection

Signed-off-by: Håkon Øye Amundsen <haakon.amundsen@nordicsemi.no>
Signed-off-by: David Brown <david.brown@linaro.org>
diff --git a/sim/src/lib.rs b/sim/src/lib.rs
index 4e2f6c3..ec8e5ed 100644
--- a/sim/src/lib.rs
+++ b/sim/src/lib.rs
@@ -23,7 +23,9 @@
         DepTest,
         DepType,
         UpgradeInfo,
-        NO_DEPS,},
+        NO_DEPS,
+        REV_DEPS,
+    },
     image::{
         ImagesBuilder,
         Images,