Merge pull request #27474 from reylejano/update-config.toml

Update config.toml

Author: k8s-ci-robot

config.toml

@@ -189,7 +189,7 @@ fullversion = "v1.20.5"
 version = "v1.20"
 githubbranch = "v1.20.5"
 docsbranch = "release-1.20"
-url = "https://v1-20.kubernetes.io"
+url = "https://v1-20.docs.kubernetes.io"
 
 [[params.versions]]
 fullversion = "v1.19.9"