feat: Use V2 API's in Console (#9312)

# Which Problems Are Solved
Solves #8976

# Additional Changes
I have done some intensive refactorings and we are using the new
@zitadel/client package for GRPC access.

# Additional Context
- Closes #8976

---------

Co-authored-by: Max Peintner <peintnerm@gmail.com>

internal/api/grpc/feature/v2/converter.go

@@ -71,6 +71,7 @@ func instanceFeaturesToCommand(req *feature_pb.SetInstanceFeaturesRequest) (*com
 		EnableBackChannelLogout:         req.EnableBackChannelLogout,
 		LoginV2:                         loginV2,
 		PermissionCheckV2:               req.PermissionCheckV2,
+		ConsoleUseV2UserApi:             req.ConsoleUseV2UserApi,
 	}, nil
 }
 
@@ -91,6 +92,7 @@ func instanceFeaturesToPb(f *query.InstanceFeatures) *feature_pb.GetInstanceFeat
 		EnableBackChannelLogout:             featureSourceToFlagPb(&f.EnableBackChannelLogout),
 		LoginV2:                             loginV2ToLoginV2FlagPb(f.LoginV2),
 		PermissionCheckV2:                   featureSourceToFlagPb(&f.PermissionCheckV2),
+		ConsoleUseV2UserApi:                 featureSourceToFlagPb(&f.ConsoleUseV2UserApi),
 	}
 }