Updated Obsidian Menu Bar.

Updated URLs and sha1 to sha256 checksum.
Fix broken `brew cask alfred link`

- Remove quotes from `defaults write` args. With quotes the value is
  written as a string instead of a dictionary, which breaks the search
  scope in alfred.
- Make the default scope consistent with alfred default
Merge branch 'alfredLink' of https://github.com/mecca831/homebrew-cask into alfredLink