Roll Fuchsia SDK from 011f880de680 to 7b819cc87306

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

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: I255165c5a91fc2b49962b5cd940d68c78a77502e
Reviewed-on: https://chromium-review.googlesource.com/1159997Reviewed-by: Fuchsia SDK Autoroller <fuchsia-sdk-chromium-autoroll@skia-buildbots.google.com.iam.gserviceaccount.com>
Commit-Queue: Fuchsia SDK Autoroller <fuchsia-sdk-chromium-autoroll@skia-buildbots.google.com.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/master@{#580105}

build/fuchsia/sdk.sha1

-011f880de68084dfe1d8c6924d8263da2b9695d7
\ No newline at end of file
+7b819cc87306ccc5c75a7c0dabfa05bc0b2862a6
\ No newline at end of file