Update to engine 2.9.2 (#71)

diff --git a/src/main/features/base.json b/src/main/features/base.json
index 526747e..8560fd0 100644
--- a/src/main/features/base.json
+++ b/src/main/features/base.json
@@ -75,7 +75,7 @@
             "start-order":"15"
         },
         {
-            "id":"org.apache.sling:org.apache.sling.engine:2.9.0",
+            "id":"org.apache.sling:org.apache.sling.engine:2.9.2",
             "start-order":"20"
         },
         {