[Tendermint] Protobuf enum validation

[infrmtcs]

The protobuf library will preserve the field on unknown enum. Hence, the adapter needs to check if the enum is defined and throw an error if not.

[github-actions]

This issue is stale because it has been open 35 days with no activity. Remove stale label or comment or this will be closed in 14 days.

[github-actions]

This issue is stale because it has been open 35 days with no activity. Remove stale label or comment or this will be closed in 14 days.

[github-actions]

This issue is stale because it has been open 35 days with no activity. Remove stale label or comment or this will be closed in 14 days.