[Patch-Code freeze] v.8.3.1

[aninde]

Description

Patch testing to 8.3.0 due to regression finding handsontable/handsontable#7516

Reference

https://github.com/handsontable/handsontable/tree/release/8.3.1
https://github.com/handsontable/handsontable/blob/release/8.3.1/CHANGELOG.md#831---2021-02-10

Chores

• building files by

$ rm -rf ./node_modules/ && npm ci
$ npm run build
$ cd tmp
$ npm pack

$ cd ../../projekt-testowy && npm install ../handsontable/tmp/handsontable-8.3.1.tgz

pasting them on testing projects which will be next bundle by Webpack 4 (4.29) and Webpack 5

• repeat with Handsontable v8.3.1 with every wrapper
• smoke tests on every supported environment

[aninde]

Done.