roll engine to 18fdfb86bb3876fcbb4e1d25e5b2aad0c5cd669f (#10711)

diff --git a/bin/internal/engine.version b/bin/internal/engine.version
index 8171842..c63693c 100644
--- a/bin/internal/engine.version
+++ b/bin/internal/engine.version
@@ -1 +1 @@
-4f5d6fab1187c1f5749a52ab5b4277d1bd51ee79
+18fdfb86bb3876fcbb4e1d25e5b2aad0c5cd669f