docs: add conformance level for matching

site-src/geps/gep-735.md

@@ -52,6 +52,9 @@ type AddressMatch struct {
 	//
 	// For IPAddress the implementor may expect either IPv4 or IPv6.
 	//
+	// Support: Core (IPAddress)
+	// Support: Custom (NamedAddress)
+	//
 	// +optional
 	// +kubebuilder:validation:Enum=IPAddress;NamedAddress
 	// +kubebuilder:default=IPAddress
@@ -62,6 +65,8 @@ type AddressMatch struct {
 	//
 	// Examples: `1.2.3.4`, `128::1`, `my-named-address`.
 	//
+	// Support: Core
+	//
 	// +kubebuilder:validation:MinLength=1
 	// +kubebuilder:validation:MaxLength=253
 	Value string `json:"value"`
@@ -77,10 +82,14 @@ Using the new `AddressMatch` type matches can be expressed in topical lists on
 type TrafficMatches struct {
 	// SourceAddresses indicates the originating (source) network
 	// addresses which are valid for routing traffic.
+	//
+	// Support: Core
 	SourceAddresses []AddressMatch `json:"sourceAddresses"`
 
 	// DestinationAddresses indicates the destination network addresses
 	// which are valid for routing traffic.
+	//
+	// Support: Core
 	DestinationAddresses []AddressMatch `json:"destinationAddresses"`
 ```