Fix SHA2 mismatch for Cyberduck 4.5.2.

Error: SHA2 mismatch
Expected: 94afaf396b4fddfb1bacbe9a8f648492949dde437579be273c0a752470d577c1
Actual: cff337f880b6ebbcc7f2e246b677fa5346fd225ae83289dca71ab35cf4b6eb8f
Archive: /Library/Caches/Homebrew/cyberduck-4.5.2.zip
Merge pull request #6029 from Partyschaum/fix-cyberduck-shasum

Fix SHA2 mismatch for Cyberduck 4.5.2.