steps tor reproduce

1. type 1-Jan in a cell

actual result

its cell format is still General

expected result

its cell format is Date.

Debug info

• In DateInputMask, there is such pattern d-mmm exists.

  — local:en_US ---------------------------------
  pattern :^[ \t]*([A-Z\p

  Unknown macro: {InLatin-1Supplement}

  ]

  Unknown macro: {3,9}

  )(?:[ \t][-/]?|[-/]?)[ \t]([0]?[1-9]|[12][0-9]|3[01])[ \t]*$
  format :d-mmm
  groupText:JUL 18
  ampm1MatchText:null

• It converts Jan-1 into a date format