Update mac tarball SHAs on wfproxy.rb and wfproxynext.rb#14

sbhakta-vmware wants to merge 1 commit intomasterwavefrontHQ/homebrew-wavefront:masterfrom

sbhakta/update-macos-tarball-shawavefrontHQ/homebrew-wavefront:sbhakta/update-macos-tarball-shaCopy head branch name to clipboard