Consul: document health meta label (#7466)

implemented in #5313

fixes #770
Signed-off-by: NJulien Pivotto <roidelapluie@inuits.eu>

docs/configuration/configuration.md

@@ -328,7 +328,7 @@ The following meta labels are available on targets during [relabeling](#relabel_
 
 * `__meta_consul_address`: the address of the target
 * `__meta_consul_dc`: the datacenter name for the target
-* `__meta_consul_tagged_address_<key>`: each node tagged address key value of the target
+* `__meta_consul_health`: the health status of the service
 * `__meta_consul_metadata_<key>`: each node metadata key value of the target
 * `__meta_consul_node`: the node name defined for the target
 * `__meta_consul_service_address`: the service address of the target
@@ -336,6 +336,7 @@ The following meta labels are available on targets during [relabeling](#relabel_
 * `__meta_consul_service_metadata_<key>`: each service metadata key value of the target
 * `__meta_consul_service_port`: the service port of the target
 * `__meta_consul_service`: the name of the service the target belongs to
+* `__meta_consul_tagged_address_<key>`: each node tagged address key value of the target
 * `__meta_consul_tags`: the list of tags of the target joined by the tag separator
 
 ```yaml