Update k8s dependency version to 1.21

Signed-off-by: xinyanwu409 <wxinyan@vmware>

vendor/k8s.io/api/networking/v1beta1/generated.proto

@@ -137,6 +137,36 @@ message IngressClassList {
   repeated IngressClass items = 2;
 }
 
+// IngressClassParametersReference identifies an API object. This can be used
+// to specify a cluster or namespace-scoped resource.
+message IngressClassParametersReference {
+  // APIGroup is the group for the resource being referenced. If APIGroup is
+  // not specified, the specified Kind must be in the core API group. For any
+  // other third-party types, APIGroup is required.
+  // +optional
+  optional string aPIGroup = 1;
+
+  // Kind is the type of resource being referenced.
+  optional string kind = 2;
+
+  // Name is the name of resource being referenced.
+  optional string name = 3;
+
+  // Scope represents if this refers to a cluster or namespace scoped resource.
+  // This may be set to "Cluster" (default) or "Namespace".
+  // Field can be enabled with IngressClassNamespacedParams feature gate.
+  // +optional
+  // +featureGate=IngressClassNamespacedParams
+  optional string scope = 4;
+
+  // Namespace is the namespace of the resource being referenced. This field is
+  // required when scope is set to "Namespace" and must be unset when scope is set to
+  // "Cluster".
+  // +optional
+  // +featureGate=IngressClassNamespacedParams
+  optional string namespace = 5;
+}
+
 // IngressClassSpec provides information about the class of an Ingress.
 message IngressClassSpec {
   // Controller refers to the name of the controller that should handle this
@@ -151,7 +181,7 @@ message IngressClassSpec {
   // configuration for the controller. This is optional if the controller does
   // not require extra parameters.
   // +optional
-  optional k8s.io.api.core.v1.TypedLocalObjectReference parameters = 2;
+  optional IngressClassParametersReference parameters = 2;
 }
 
 // IngressList is a collection of Ingress.