fix: change cypress env variable name

cypress/plugins/index.js

@@ -49,9 +49,9 @@ module.exports = (on, config) => {
 
   return Object.assign({}, config, {
     env: {
-      URL: process.env.CYPRESS_URL,
-      ID: process.env.CYPRESS_ID,
-      SECRET: process.env.CYPRESS_SECRET
+      URL: process.env.CYPRESS_PIA_BACK_URL,
+      ID: process.env.CYPRESS_PIA_BACK_ID,
+      SECRET: process.env.CYPRESS_PIA_BACK_SECRET
     }
   });
 };