Roll Flutter Engine from 2871c2601135 to 6ceccf894c41 (2 revisions) (#145094)

https://github.com/flutter/engine/compare/2871c2601135...6ceccf894c41

2024-03-13 skia-flutter-autoroll@skia.org Roll Fuchsia Linux SDK from UR-nKoLidl7cVLrrN... to mYZPzdM3hCE1TA91s... (flutter/engine#51370)
2024-03-13 flar@google.com Add a comparative benchmark for SkM44 vs SkMatrix vs impeller::Matrix (flutter/engine#51332)

Also rolling transitive DEPS:
  fuchsia/sdk/core/linux-amd64 from UR-nKoLidl7c to mYZPzdM3hCE1

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://issues.skia.org/issues/new?component=1389291&template=1850622

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

bin/internal/engine.version

-2871c2601135ebc9ff3cda0d2e3d6763cf7eb8d2
+6ceccf894c41a28f01e953379078b13e008d9d84

bin/internal/fuchsia-linux.version

-UR-nKoLidl7cVLrrNWGMMxCkljvQJ8aq0g59CQg1IaYC
+mYZPzdM3hCE1TA91siaYKOOY10Zl67N7NX1wZTLVzfAC