fix(typings): Add Date type to WhereValue

[ibarrae]

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Description of change

Add Date type in WhereValue. Closes #11381

[codecov]

Codecov Report

Merging #11612 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master   #11612   +/-   ##
=======================================
  Coverage   96.26%   96.26%           
=======================================
  Files          94       94           
  Lines        9190     9190           
=======================================
  Hits         8847     8847           
  Misses        343      343

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[papb]

Hello! I see you are a first-time contributor, thank you for taking the time to help Sequelize! I hope to see more PRs from you in the future!

LGTM

[nabilzhafri]

I'm using version 5.21.5, but apparently this fix seems to be missing. This hasnt been deployed yet?

[djejaquino]

I'm using version 5.21.5, but apparently this fix seems to be missing. This hasnt been deployed yet?

Looks like so.

BTW @nabilzhafri, check if you have @types/sequelize on your package.json. That one is for 4.x, whereas sequelize@5.x has its own type definitions.