Description:
kubernetes-sigs/gateway-api#2985

Wait for GW-API v1.2

• Propagate route rule names to xds as route metadata

• Support attachment of policies to route rules

• Support targeting Route Rule sections in SecurityPolicy

• Support for targeting sections (Gateway listener/Route Rule) in BackendTrafficPolicy #6607

• Support for targeting sections (Gateway listener/Route Rule) in EnvoyExtensionPolicy #6608