Close docker client (#789)

* Close docker client!

* Fix nil dereference

* Update run_context.go

* Bump

Co-authored-by: mergify[bot] <37929162+mergify[bot]@users.noreply.github.com>

pkg/container/docker_volume.go

@@ -13,6 +13,7 @@ func NewDockerVolumeRemoveExecutor(volume string, force bool) common.Executor {
 		if err != nil {
 			return err
 		}
+		defer cli.Close()
 
 		list, err := cli.VolumeList(ctx, filters.NewArgs())
 		if err != nil {
@@ -43,6 +44,7 @@ func removeExecutor(volume string, force bool) common.Executor {
 		if err != nil {
 			return err
 		}
+		defer cli.Close()
 
 		return cli.VolumeRemove(ctx, volume, force)
 	}