Merge pull request #2665 from murgatroid99/grpc-js-xds_eds_dualstack

grpc-js-xds: Implement EDS dualstack support

Author: murgatroid99

packages/grpc-js-xds/deps/envoy-api

@@ -22,3 +22,4 @@ export const EXPERIMENTAL_FEDERATION = (process.env.GRPC_EXPERIMENTAL_XDS_FEDERA
 export const EXPERIMENTAL_CUSTOM_LB_CONFIG = (process.env.GRPC_EXPERIMENTAL_XDS_CUSTOM_LB_CONFIG ?? 'false') === 'true';
 export const EXPERIMENTAL_RING_HASH = (process.env.GRPC_XDS_EXPERIMENTAL_ENABLE_RING_HASH ?? 'false') === 'true';
 export const EXPERIMENTAL_PICK_FIRST = (process.env.GRPC_EXPERIMENTAL_PICKFIRST_LB_CONFIG ?? 'false') === 'true';
+export const EXPERIMENTAL_DUALSTACK_ENDPOINTS = (process.env.GRPC_EXPERIMENTAL_XDS_DUALSTACK_ENDPOINTS ?? 'false') === 'true';