Roll Fuchsia Linux SDK from NlJGkMbtZqQ6_BCpu... to xn8ztWtp-zww-jObz…

…... (#38122) (#38142)

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/fuchsia-linux-sdk-flutter-engine
Please CC bdero@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://bugs.chromium.org/p/skia/issues/entry?template=Autoroller+Bug

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

Co-authored-by: skia-flutter-autoroll <skia-flutter-autoroll@skia.org>

DEPS

@@ -822,7 +822,7 @@ deps = {
      'packages': [
        {
         'package': 'fuchsia/sdk/core/linux-amd64',
-        'version': 'NlJGkMbtZqQ6_BCpu5Mif5-14birO7qsn-VP2ULJK8MC'
+        'version': 'xn8ztWtp-zww-jObzxYPbzTgAzX6Qbwpt3B24ckC2m8C'
        }
      ],
      'condition': 'host_os == "linux" and not download_fuchsia_sdk',