QueryService: Use types from sdk (#84029)

pkg/registry/apis/query/client.go

@@ -0,0 +1,22 @@
+package query
+
+import (
+	"context"
+
+	data "github.com/grafana/grafana-plugin-sdk-go/experimental/apis/data/v0alpha1"
+)
+
+// The query runner interface
+type DataSourceClientSupplier interface {
+	// Get a client for a given datasource
+	// NOTE: authorization headers are not yet added and the client may be shared across multiple users
+	GetDataSourceClient(ctx context.Context, ref data.DataSourceRef) (data.QueryDataClient, error)
+}
+
+type CommonDataSourceClientSupplier struct {
+	Client data.QueryDataClient
+}
+
+func (s *CommonDataSourceClientSupplier) GetDataSourceClient(ctx context.Context, ref data.DataSourceRef) (data.QueryDataClient, error) {
+	return s.Client, nil
+}