Update defer.md

docs/workflow/defer.md

@@ -1,4 +1,4 @@
-# Deferring by tick
+# Deferring by a tick
 
 [Timers](https://nodejs.org/en/docs/guides/timers-in-node/) are functions for executing code after a set period of time.
 
@@ -11,4 +11,4 @@ Although they are used in a homogeneous way, these functions work slightly diffe
 - [process.nextTick](https://nodejs.org/api/process.html#process_process_nexttick_callback_args) is only in Node.js.
 - [Promise#then](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Promise/then) needs polyfills in places.
 
-A simple and tiny library to ensure to use the fastest timer function available is [tickedoff](https://github.com/jamiebuilds/tickedoff).
+A simple and tiny library to ensure to use the fastest timer function available is [tickedoff](https://github.com/jamiebuilds/tickedoff).