Roll Fuchsia SDK from a9b8dfb3a2b3 to cfbd493ca1f3

The AutoRoll server is located here: https://autoroll.skia.org/r/fuchsia-sdk-chromium-autoroll

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

If the roll is causing failures, please contact the current sheriff, who should
be CC'd on the roll, and stop the roller if necessary.


CQ_INCLUDE_TRYBOTS=luci.chromium.try:fuchsia_arm64_cast_audio;luci.chromium.try:fuchsia_x64_cast_audio
TBR=cr-fuchsia+bot@chromium.org

Change-Id: I6e6c980f74f247b4fd1615f7a956a5e8e2a4f8b6
Reviewed-on: https://chromium-review.googlesource.com/c/1330110Reviewed-by: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Commit-Queue: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/master@{#607026}

build/fuchsia/linux.sdk.sha1

-a9b8dfb3a2b30c63c36e9761d6348761baf84f5b
\ No newline at end of file
+cfbd493ca1f36ce66f9495e5355ae5e83f652c86
\ No newline at end of file

build/fuchsia/mac.sdk.sha1

-fd60d2e550a31097c87cb8823b4dfeb2a1a95541
\ No newline at end of file
+a87fa039845f053f5d62d92de28072fdb51e6b3f
\ No newline at end of file