Update engine.version (flutter#170560)

Workaround for flutter#170536.

Author: matanlurey

CHANGELOG.md

@@ -29,6 +29,10 @@ INTERNAL NOTE
 
 ## Flutter 3.32 Changes
 
+### [3.32.4](https://github.com/flutter/flutter/releases/tag/3.32.4)
+
+- [flutter/170536](https://github.com/flutter/flutter/issues/170536) - Fixes a code-signing issue on Mac hosts when running `dart` tooling.
+
 ### [3.32.3](https://github.com/flutter/flutter/releases/tag/3.32.3)
 
 - [flutter/170052](https://github.com/flutter/flutter/pull/170052) - Fixes "active" indicator for `NavigationBar` and `NavigationDrawer`

bin/internal/engine.version

@@ -1 +1 @@
-31c4875c7aa0079ae11a4850e2d06bd83d001960
+8cd19e509d6bece8ccd74aef027c4ca947363095