fix: NcCheckBoxRadioSwitch requires value as string

[wofferl]

Summary

This PR fixes a type mismatch for the value prop in NcCheckboxRadioSwitch which should be a string.

stderr | tests/javascript/unit/components/modals/FeedInfoTable.spec.ts > FeedInfoTable.vue > Loading State > should show loading note card when loading is true
[Vue warn]: Invalid prop: type check failed for prop "value". Expected String with value "1", got Number with value 1.
  at <NcCheckboxRadioSwitch modelValue= [] onUpdate:modelValue=fn value=1  ... >
  at <Transition name="modal-in" appear="" >
  at <Transition name="fade" appear="" onAfterEnter=fn<useFocusTrap>  ... >
  at <NcModal size="large" labelId="feed-settings-dialog" closeOnClickOutside=true  ... >
  at <FeedInfoTable ref="VTU_COMPONENT" >
  at <VTUROOT>

Checklist

• Code is properly formatted
• Sign-off message is added to all commits
• Changelog entry added for all important changes.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.

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