[3.32] Update engine.version/CHANGELOG.md (flutter#172192)

Prepares to publish `3.32.7`.

Author: matanlurey

CHANGELOG.md

@@ -29,6 +29,10 @@ INTERNAL NOTE
 
 ## Flutter 3.32 Changes
 
+### [3.32.7](https://github.com/flutter/flutter/releases/tag/3.32.7)
+
+- [flutter/172121](https://github.com/flutter/flutter/pull/172121) - Fix iOS images replaced with pink fill when coming out of background.
+
 ### [3.32.6](https://github.com/flutter/flutter/releases/tag/3.32.6)
 
 - [flutter/171106](https://github.com/flutter/flutter/pull/171106) - When a scroll view contains a `LayoutBuilder` on any platform, prevent null check crash.

bin/internal/engine.version

@@ -1 +1 @@
-72f2b18bb094f92f62a3113a8075240ebb59affa
+39d6d6e699e51b2874210e14cddf1a22fb9524b2