Also remove HelperWidger import from value components that don't use it
Task-number: QDS-10404
Change-Id: I14e4b102f874a73aedd65cc7cc1d5838c73ef960
Reviewed-by: Miikka Heikkinen <miikka.heikkinen@qt.io>
Reviewed-by: Amr Elsayed <amr.elsayed@qt.io>
Reviewed-by: Qt CI Patch Build Bot <ci_patchbuild_bot@qt.io>