Roll Flutter Engine from e4e274898efc to eaf73cd39cf8 (6 revisions) (#…

…146538)

flutter/engine@e4e2748...eaf73cd

2024-04-09 jason-simmons@users.noreply.github.com Update embedder example apps to run with the current engine tree (flutter/engine#51995)
2024-04-09 chinmaygarde@google.com [Impeller] Refactor KHR swapchains to make it easy to reuse backend agnostic components. (flutter/engine#52002)
2024-04-09 skia-flutter-autoroll@skia.org Roll Skia from 74b0e26886f0 to 45eeeddb0074 (1 revision) (flutter/engine#52007)
2024-04-09 zanderso@users.noreply.github.com Try postsubmit_overrides for one mac build (flutter/engine#51676)
2024-04-09 bdero@google.com [Impeller] Remove stencil clipping logic. (flutter/engine#51999)
2024-04-09 skia-flutter-autoroll@skia.org Roll Skia from a86861d21ae1 to 74b0e26886f0 (2 revisions) (flutter/engine#52000)

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/flutter-engine-flutter-autoroll
Please CC chinmaygarde@google.com,rmistry@google.com,zra@google.com on the revert to ensure that a human
is aware of the problem.

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bin/internal/engine.version

@@ -1 +1 @@
-e4e274898efc99f2d672daf774fd17a04e2d0da2
+eaf73cd39cf8cea783a0add55eeec7ac87f8bc2f