Remove bus from datasource api (#44987)

* Remove bus from datasource api

* Add DatasourcePermissionService and use it in api

* Fix wire and rename

* Fix import in wire

* Fix bug

* Rename Service to OSS service

* Roll back fix

pkg/server/wireexts_oss.go

@@ -5,6 +5,7 @@ package server
 
 import (
 	"github.com/google/wire"
+	"github.com/grafana/grafana/pkg/api"
 	"github.com/grafana/grafana/pkg/models"
 	"github.com/grafana/grafana/pkg/plugins"
 	"github.com/grafana/grafana/pkg/plugins/backendplugin/provider"
@@ -73,6 +74,8 @@ var wireExtsBasicSet = wire.NewSet(
 	wire.Bind(new(kmsproviders.Service), new(osskmsproviders.Service)),
 	ldap.ProvideGroupsService,
 	wire.Bind(new(ldap.Groups), new(*ldap.OSSGroups)),
+	api.ProvideDatasourcePermissionsService,
+	wire.Bind(new(api.DatasourcePermissionsService), new(*api.OSSDatasourcePermissionsService)),
 )
 
 var wireExtsSet = wire.NewSet(