build(deps): bump github.com/Microsoft/hcsshim from 0.8.20 to 0.9.6

Bumps [github.com/Microsoft/hcsshim](https://github.com/Microsoft/hcsshim) from 0.8.20 to 0.9.6.
- [Release notes](https://github.com/Microsoft/hcsshim/releases)
- [Commits](https://github.com/Microsoft/hcsshim/compare/v0.8.20...v0.9.6)

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

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

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Signed-off-by: Matthieu MOREL <matthieu.morel35@gmail.com>

vendor/github.com/Microsoft/hcsshim/internal/hns/hnspolicy.go

@@ -21,10 +21,11 @@ const (
 )
 
 type NatPolicy struct {
-	Type         PolicyType `json:"Type"`
-	Protocol     string
-	InternalPort uint16
-	ExternalPort uint16
+	Type                 PolicyType `json:"Type"`
+	Protocol             string     `json:",omitempty"`
+	InternalPort         uint16     `json:",omitempty"`
+	ExternalPort         uint16     `json:",omitempty"`
+	ExternalPortReserved bool       `json:",omitempty"`
 }
 
 type QosPolicy struct {
@@ -88,20 +89,20 @@ const (
 type ACLPolicy struct {
 	Type            PolicyType `json:"Type"`
 	Id              string     `json:"Id,omitempty"`
-	Protocol        uint16
-	Protocols       string `json:"Protocols,omitempty"`
-	InternalPort    uint16
+	Protocol        uint16     `json:",omitempty"`
+	Protocols       string     `json:"Protocols,omitempty"`
+	InternalPort    uint16     `json:",omitempty"`
 	Action          ActionType
 	Direction       DirectionType
-	LocalAddresses  string
-	RemoteAddresses string
-	LocalPorts      string `json:"LocalPorts,omitempty"`
-	LocalPort       uint16
-	RemotePorts     string `json:"RemotePorts,omitempty"`
-	RemotePort      uint16
-	RuleType        RuleType `json:"RuleType,omitempty"`
-	Priority        uint16
-	ServiceName     string
+	LocalAddresses  string     `json:",omitempty"`
+	RemoteAddresses string     `json:",omitempty"`
+	LocalPorts      string     `json:"LocalPorts,omitempty"`
+	LocalPort       uint16     `json:",omitempty"`
+	RemotePorts     string     `json:"RemotePorts,omitempty"`
+	RemotePort      uint16     `json:",omitempty"`
+	RuleType        RuleType   `json:"RuleType,omitempty"`
+	Priority        uint16     `json:",omitempty"`
+	ServiceName     string     `json:",omitempty"`
 }
 
 type Policy struct {