Roll Fuchsia SDK from ad770c8765f6 to 348d1979e484

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: I2bf66fbb151b60c3a26a2d0082ab760720a926d9
Reviewed-on: https://chromium-review.googlesource.com/1236497
Commit-Queue: Fuchsia SDK Autoroller <fuchsia-sdk-chromium-autoroll@skia-buildbots.google.com.iam.gserviceaccount.com>
Reviewed-by: Fuchsia SDK Autoroller <fuchsia-sdk-chromium-autoroll@skia-buildbots.google.com.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/master@{#592826}

build/fuchsia/linux.sdk.sha1

-ad770c8765f62ab39479d5f88b42fad964ddfcd7
+348d1979e4843ba38e66921a5f0925510c1b9984
\ No newline at end of file

build/fuchsia/mac.sdk.sha1

-09794ed1da4fd03171c4d3e9efe593d6d9043766
+33ae3d9d64d650c8bfa0a6c842daddb371de285a
\ No newline at end of file