* feat: support formatting greater hyphen to single arrow
* refactor: renamed test group description
* refactor: formatted code file using dart formatter
* refactor: removes GreaterHyphen shortcut event from standard shortcuts
* fix: enable formatGreaterHyphen shortcut in test mode
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Co-authored-by: Lucas.Xu <lucas.xu@appflowy.io>
* feat: backslash to ignore shortcut event
* refactor: refactor format single char logic
* fix: avoid single char formating when in the double chars formatting situation
* fix: refactor the single char formating logic
* test: add test for back slash ignore shortcut cases
* test: add tests for ignoring space enabled shortcut events
* test: add test for checkbox shortcut ignore