Roll fuchsia/clang/mac-amd64 from XAazI... to H1Qjc... (flutter#12071)

Roll fuchsia/clang/mac-amd64 from XAazI... to H1Qjc...

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/fuchsia-mac-toolchain-flutter-engine
Please CC  on the revert to ensure that a human
is aware of the problem.

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/+/master/autoroll/README.md

DEPS

@@ -548,7 +548,7 @@ deps = {
      'packages': [
        {
         'package': 'fuchsia/clang/mac-amd64',
-        'version': 'XAazIY5FgukviOaGlyMv4dkvaGdilUC1-4EBty-uajgC'
+        'version': 'H1QjcreN94UHPo6hcDhBG96-VOwYIlhjAzcs9fuVS6QC'
        }
      ],
      'condition': 'host_os == "mac"',