feat(): ExcoBidAdapter trigger e2e tests

modules/excoBidAdapter.js

@@ -213,8 +213,8 @@ export const spec = {
   isBidRequestValid: function (bid) {
     const props = ['accountId', 'publisherId', 'tagId'];
     const missing = props.filter(prop => !bid.params[prop]);
-    const existingLegacy = ['cId', 'pId'].filter(prop => bid.params[prop]);
     const nonStr = props.filter(prop => !isStr(bid.params[prop]));
+    const existingLegacy = ['cId', 'pId'].filter(prop => bid.params[prop]);
     const message = `Bid will not be sent for ad unit '${bid.adUnitCode}'`;
     const suggestion = 'wrap it in quotes in your config';