[skottie] Further increase internal upload limit
[skottie] Further increase internal upload limit

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Change-Id: Ib392ed9537276b45ac21a3f8c0660132472e9351
Reviewed-on: https://skia-review.googlesource.com/c/buildbot/+/254576
Reviewed-by: Kevin Lubick <7cdab2cfab351f23814786ba39716e90eed69047@google.com>
Commit-Queue: Kevin Lubick <7cdab2cfab351f23814786ba39716e90eed69047@google.com>

google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot