[flutter_releases] Flutter stable 3.13.6 Framework Cherrypicks (#135532)

# Flutter stable 3.13.6 Framework

## Scheduled Cherrypicks
diff --git a/bin/internal/engine.version b/bin/internal/engine.version
index 76faf4c..7efc15d 100644
--- a/bin/internal/engine.version
+++ b/bin/internal/engine.version
@@ -1 +1 @@
-bd986c5ed20a62dc34b7718c50abc782beae4c33
+a794cf2681c6c9fe7b260e0e84de96298dc9c18b