52072 Fix for negative padding from a curve in AnimatedPadding. (cla: yes, framework)

52078 Roll engine 4da196caa1ce..5aff31194809 (1 commits) (cla: yes, waiting for tree to go green)

52080 Add overrides for FileSystemUtils (cla: yes, tool, waiting for tree to go green)

52088 Fix flaky test (cla: yes, tool, waiting for tree to go green)

52091 [flutter_tools] refactor GenSnapshot and AotBuilder (cla: yes, tool)

52093 [flutter_tools] fix coverage measurement to report on lib and not test (cla: yes, team)

52125 [gen_l10n] Optional Headers (a: internationalization, cla: yes, severe: new feature, team)