Roll Flutter Engine from 337ab58e81f7 to 7a31543b4630 (2 revisions) (#138759)

https://github.com/flutter/engine/compare/337ab58e81f7...7a31543b4630

2023-11-20 matanlurey@users.noreply.github.com [Impeller] Write a text-decoration test at the `dart:ui` layer (flutter/engine#48101)
2023-11-20 skia-flutter-autoroll@skia.org Roll Skia from 69213ba6f68a to 2bcc2e8682a6 (1 revision) (flutter/engine#48238)

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 jonahwilliams@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

-337ab58e81f786c0e44dcae7486d258d7310c67d
+7a31543b463056f24e8d5595b392246d74047939