fix redirects for acl-migrate-tokens (#5749)

website/source/redirects.txt

@@ -44,7 +44,8 @@
 /docs/agent/acl-system.html                https://www.consul.io/docs/acl/acl-system.html
 /docs/agent/http.html                      https://www.consul.io/api/index.html
 /docs/guides/acl-legacy.html               https://www.consul.io/docs/acl/acl-legacy.html
-/docs/guides/acl-migrate-acl-tokens.html   https://www.consul.io/docs/acl/acl-migrate-acl-tokens.html
+/docs/guide/acl-migrate-tokens.html        https://www.consul.io/docs/acl/acl-migrate-tokens.html
+/docs/guides/acl-migrate-tokens.html       https://www.consul.io/docs/acl/acl-migrate-tokens.html
 /docs/guides/bootstrapping.html            https://www.consul.io/docs/install/bootstrapping.html
 /docs/guides/sentinel.html                 https://www.consul.io/docs/agent/sentinel.html
 
@@ -63,4 +64,4 @@
 # NOTE: Do not use this redirects file for intro doc links.
 #       A custom VCL (Varnish) configuration in the Fastly web admin has been
 #       used to redirect from `/intro/getting-started/*` to subpaths of
-#       https://learn.hashicorp.com/consul/
+#       https://learn.hashicorp.com/consul/