reweight api doc for v1.21 to correct the order.

Signed-off-by: Morgan Bauer <mbauer@us.ibm.com>

docs/reference/api/docker-io_api.md

@@ -5,6 +5,7 @@ description = "API Documentation for the Docker Hub API"
 keywords = ["API, Docker, index, REST, documentation, Docker Hub,  registry"]
 [menu.main]
 parent = "smn_remoteapi"
+weight = 99
 +++
 <![end-metadata]-->
 

docs/reference/api/docker_remote_api_v1.21.md

@@ -5,7 +5,7 @@ description = "API Documentation for Docker"
 keywords = ["API, Docker, rcli, REST,  documentation"]
 [menu.main]
 parent="smn_remoteapi"
-weight = 1
+weight = 0
 +++
 <![end-metadata]-->