Roll Flutter Engine from d90e5b7372a3 to b5c52563bbb6 (7 revisions) (#114198)

diff --git a/bin/internal/engine.version b/bin/internal/engine.version
index cd59346..2596948 100644
--- a/bin/internal/engine.version
+++ b/bin/internal/engine.version
@@ -1 +1 @@
-d90e5b7372a355eaf6ce3cb8db9f517271267eba
+b5c52563bbb634f036c4f126c9e48d1fd352cef3