6991653 Bump impeller-cmake-example (flutter/engine#53538)

engine-flutter-autoroll · engine-flutter-autoroll · commit a0986b996b5f · 2024-06-25T08:08:39.000Z
diff --git a/bin/internal/engine.version b/bin/internal/engine.version
@@ -1 +1 @@
-40a81fc1eafe6a032991a12f1997c8f106d9f88a
+6991653cbe279e881de4047ed81ee7400bef5e00
