remove extra double quotes from replace.

scripts/update-tracker.js

@@ -10,7 +10,7 @@ if (endPoint) {
 
   const tracker = fs.readFileSync(file);
 
-  fs.writeFileSync(path.resolve(file), tracker.toString().replace(/\/api\/send/g, `"${endPoint}"`));
+  fs.writeFileSync(path.resolve(file), tracker.toString().replace(/\/api\/send/g, `${endPoint}`));
 
   console.log(`Updated tracker endpoint: ${endPoint}.`);
 }