build(deps): bump github.com/vmware/govmomi from 0.23.0 to 0.26.1

Bumps [github.com/vmware/govmomi](https://github.com/vmware/govmomi) from 0.23.0 to 0.26.1.
- [Release notes](https://github.com/vmware/govmomi/releases)
- [Changelog](https://github.com/vmware/govmomi/blob/master/CHANGELOG.md)
- [Commits](https://github.com/vmware/govmomi/compare/v0.23.0...v0.26.1)

---
updated-dependencies:
- dependency-name: github.com/vmware/govmomi
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

vendor/github.com/vmware/govmomi/object/virtual_app.go

@@ -103,3 +103,19 @@ func (p VirtualApp) Suspend(ctx context.Context) (*Task, error) {
 
 	return NewTask(p.c, res.Returnval), nil
 }
+
+func (p VirtualApp) Clone(ctx context.Context, name string, target types.ManagedObjectReference, spec types.VAppCloneSpec) (*Task, error) {
+	req := types.CloneVApp_Task{
+		This:   p.Reference(),
+		Name:   name,
+		Target: target,
+		Spec:   spec,
+	}
+
+	res, err := methods.CloneVApp_Task(ctx, p.c, &req)
+	if err != nil {
+		return nil, err
+	}
+
+	return NewTask(p.c, res.Returnval), nil
+}