Roll fuchsia/clang/mac-amd64 from VdFWD... to 4uAyd... (flutter#11074)

Roll fuchsia/clang/mac-amd64 from VdFWD... to 4uAyd...

The AutoRoll server is located here: https://autoroll.skia.org/r/fuchsia-mac-toolchain-flutter-engine

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
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DEPS

@@ -549,7 +549,7 @@ deps = {
      'packages': [
        {
         'package': 'fuchsia/clang/mac-amd64',
-        'version': 'VdFWDTtCLmjvpaUNKDkEbK7-a1aXi--qPKarMibOsz0C'
+        'version': '4uAydmZ4bAFLzHlQ3kW5BmkGZH_QRbwFP004O8mVGtQC'
        }
      ],
      'condition': 'host_os == "mac"',