Roll fuchsia/sdk/core/mac-amd64 from xC_an... to 4JJNo... (#13773)

Roll fuchsia/sdk/core/mac-amd64 from xC_an... to 4JJNo...

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-sdk-flutter-engine
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DEPS

@@ -542,7 +542,7 @@ deps = {
      'packages': [
        {
         'package': 'fuchsia/sdk/core/mac-amd64',
-        'version': 'xC_anBYQWtjYKsv9CAjUQlxQjTXgSRcL8aErQCCT8UIC'
+        'version': '4JJNoTknberO5uQ83n8HzFdmtLpaedI4RUaoxhYRh74C'
        }
      ],
      'condition': 'host_os == "mac"',