fix Context.getShortcuts type

[fanshi1028]

Context

fix outdated type

How has this been tested?

Nope

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature or improvement (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Additional language file or change to the existing one (translations)

Affected project(s):

• handsontable
• @handsontable/angular
• @handsontable/react
• @handsontable/vue
• @handsontable/vue3

Checklist:

• I have reviewed the guidelines about Contributing to Handsontable and I confirm that my code follows the code style of this project.
• I have signed the Contributor License Agreement
• My change requires a change to the documentation.

[adrianszymanski89]

Hi @fanshi1028

Thank you for your contribution! We will review your PR and update you when we check if we can merge it.

Before that, please add a changelog entry and tests for the new type. Thank you.

[fanshi1028]

Hi @fanshi1028

Thank you for your contribution! We will review your PR and update you when we check if we can merge it.

Before that, please add a changelog entry and tests for the new type. Thank you.

Added a changelog but I don't know where/what to add tests for this fix.

[AMBudnik]

Hi @fanshi1028

It seems that you can add it here https://github.com/handsontable/handsontable/blob/develop/handsontable/src/shortcuts/__tests__/shortcutManager.types.ts