Fix HereMap plugin not supporting authentication via apiKey
The authentication of the Here services no longer supports app id and token. Authentication is now done via apiKey string and using https. The change fixes also the generation of subdomain urls in QGeoUriProvider.
Fixes: QTBUG-118447 Pick-to: 6.6 6.5 5.15 Change-Id: I6e7e8b18cd0456963ab89feeaa8bfda136c14c43 Reviewed-by: Qt CI Bot qt_ci_bot@qt-project.org Reviewed-by: Volker Hilsheimer volker.hilsheimer@qt.io (cherry picked from commit fab72389)