Set min mongodb to 3.6 in prep for parse-server 4.0 (#6445)

* Set min mongodb to 3.6 in prep for parse-server 4.0

fixes: 6444

* don't use anonymous functions when we can just
pass the function.

Also remove the boolean argument in tests that no longer exists.

* generate the correct lock file.  ooops.

src/Config.js

@@ -34,8 +34,7 @@ export class Config {
         );
         config.database = new DatabaseController(
           cacheInfo.databaseController.adapter,
-          schemaCache,
-          cacheInfo.skipMongoDBServer13732Workaround
+          schemaCache
         );
       } else {
         config[key] = cacheInfo[key];