cherrypick

Author: shuangela

config/redirects

@@ -1,9 +1,9 @@
 define: prefix docs/languages/kotlin/kotlin-sync-driver
-define: base https://www.mongodb.com/docs/
-define: versions master
+define: base https://www.mongodb.com/docs/${prefix}
+define: versions v5.1 master
 
 # raw: <source file> -> ${base}/<destination>
 
 raw: ${prefix}/ -> ${base}/current/
 raw: ${prefix}/master -> ${base}/upcoming/
-[v5.1-*]: ${prefix}/${version}/get-started/connect-to-mongodb -> ${base}/get-started/run-sample-query/
+[v5.1-*]: ${prefix}/${version}/get-started/connect-to-mongodb -> ${base}/${version}/get-started/run-sample-query/