25349 Fix texture corruption on Windows (bug, cla: yes, platform-windows)

25379 Add fallback for GetAbsoluteFilePath in UWP (affects: desktop, cla: yes, platform-windows, waiting for tree to go green)

25439 Fix parameter type in FlutterDesktopEngineCreate (affects: desktop, cla: yes, platform-windows)

affects: engine - 4 pull request(s)

24152 Fix use of multiple shells w/ different snapshots (affects: engine, cla: yes, platform-android, platform-fuchsia, platform-ios, platform-linux, platform-macos, platform-windows)

24423 Add missing header guard, namespace (affects: desktop, affects: engine, affects: text input, cla: yes)