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/ovf/envelope.go

@@ -148,6 +148,12 @@ type EulaSection struct {
 	License string `xml:"License"`
 }
 
+type Config struct {
+	Required *bool  `xml:"required,attr"`
+	Key      string `xml:"key,attr"`
+	Value    string `xml:"value,attr"`
+}
+
 type VirtualHardwareSection struct {
 	Section
 
@@ -157,6 +163,8 @@ type VirtualHardwareSection struct {
 	System      *VirtualSystemSettingData       `xml:"System"`
 	Item        []ResourceAllocationSettingData `xml:"Item"`
 	StorageItem []StorageAllocationSettingData  `xml:"StorageItem"`
+	Config      []Config                        `xml:"Config"`
+	ExtraConfig []Config                        `xml:"ExtraConfig"`
 }
 
 type VirtualSystemSettingData struct {