Merge pull request #17192 from HuKeping/docs-update

Docs: update docs for API stats

docs/reference/api/docker_remote_api_v1.21.md

@@ -662,7 +662,7 @@ This endpoint returns a live stream of a container's resource usage statistics.
 
       {
          "read" : "2015-01-08T22:57:31.547920715Z",
-         "network": {
+         "networks": {
                  "eth0": {
                      "rx_bytes": 5338,
                      "rx_dropped": 0,

docs/reference/api/docker_remote_api_v1.22.md

@@ -662,7 +662,7 @@ This endpoint returns a live stream of a container's resource usage statistics.
 
       {
          "read" : "2015-01-08T22:57:31.547920715Z",
-         "network": {
+         "networks": {
                  "eth0": {
                      "rx_bytes": 5338,
                      "rx_dropped": 0,