Add missing explicit, override, default, const keywords.
Omit pointless inline.
Remove empty () in lambdas.
Include mocs for QtGrpc module.
Use trailing , in enums.
Use underlying type for enums.
Task-number: QTBUG-108833
Pick-to: 6.5
Change-Id: I34e73a7f2715f374303634f9ed0236601c094a84
Reviewed-by: Marc Mutz <marc.mutz@qt.io>
Konrad Kujawa