Update README.md: add missing 'time' import in code example (#49)

* Added missing "time" import in README.md

* Use tab

---------

Co-authored-by: Vojtech Vitek (golang.cz) <[email protected]>

Author: neuralcoral

README.md

@@ -27,6 +27,7 @@ package main
 
 import (
 	"net/http"
+	"time"
 
 	"github.com/go-chi/chi/v5"
 	"github.com/go-chi/chi/v5/middleware"