Roll Flutter Engine from 2b8d83fa20e3 to 815b97157dc7 (5 revisions) (#131214)

https://github.com/flutter/engine/compare/2b8d83fa20e3...815b97157dc7

2023-07-24 findyou795@gmail.com Fix missing dispose VirtualDisplayController (flutter/engine#43807)
2023-07-24 jonahwilliams@google.com [Impeller] provide cull rect to Canvas in GL/Vulakn impeller backend. (flutter/engine#43961)
2023-07-24 bdero@google.com [Impeller] Fix clip pipeline validation failure; add dedicated clip shaders. (flutter/engine#43946)
2023-07-24 skia-flutter-autoroll@skia.org Roll ANGLE from e28575f66ae5 to 5e21d7f02425 (4 revisions) (flutter/engine#43964)
2023-07-24 skia-flutter-autoroll@skia.org Roll Skia from a56bc23bfec7 to 99e8dc51ba53 (5 revisions) (flutter/engine#43963)

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 bdero@google.com,rmistry@google.com,zra@google.com on the revert to ensure that a human
is aware of the problem.

To file a bug in Flutter: https://github.com/flutter/flutter/issues/new/choose

To report a problem with the AutoRoller itself, please file a bug:
https://bugs.chromium.org/p/skia/issues/entry?template=Autoroller+Bug

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+doc/main/autoroll/README.md

bin/internal/engine.version

-2b8d83fa20e302ef48dc5eed328ca4c19499ff22
+815b97157dc72fe1d312c66b1af887c452475a05