Fixed typo in search limiter

src/routes/home.js

@@ -7,7 +7,7 @@ exports.getIndex = async function(req, res) {
   // check if there's a limit set
   let limit = 10; // default to 10 results
   if ('limit' in req.query) {
-    const limit = req.query.limit;
+    limit = req.query.limit;
   }
 
   // fetch inventory items from database