6.4.0

• Functions can be used in LHS with fieldSources: ["field", "func"] in settings
  Thanks @rhallerman1 (PR #900, #896) (issues #287, #250, #344, #336)
• Support import/export of functions for SpEL (PR #900) (issue #754)
• Fix issue with fieldName (PR #900) (issues #929, #609)
• Support @mui/x-date-pickers v6 (PR #951) (issue #910)
• Updated antd to 5.7.2 (PR #952) (issue #946)
• Updated dev dependencies. Now pnpm i requires Node 16+
• Updated @fluentui/react. Fixed date/time widgets
• Autocomplete items now support groupTitle (PR #953) (issue #600)
• Add more types in Utils.Autocomplete (PR #953) (issue #934)
• Add settings fieldItemKeysForSearch and listKeysForSearch (PR #954) (issue #931)
• Add settings defaultField and defaultOperator (PR #956) (issue #763)