fix(MongoClient): only check own properties for valid options

Author: PassTheMayo

lib/operations/mongo_client_ops.js

@@ -590,7 +590,7 @@ function validOptions(options) {
   const _validOptions = validOptionNames.concat(legacyOptionNames);
 
   for (const name in options) {
-    if (ignoreOptionNames.indexOf(name) !== -1) {
+    if (ignoreOptionNames.indexOf(name) !== -1 || !options.hasOwnProperty(name)) {
       continue;
     }