doc: correct effects to affects

PR-URL: nodejs#16794
Fixes: nodejs#16793
Reviewed-By: Vse Mozhet Byt <vsemozhetbyt@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Minwoo Jung <minwoo@nodesource.com>
Reviewed-By: Gireesh Punathil <gpunathi@in.ibm.com>
Reviewed-By: James M Snell <jasnell@gmail.com>

doc/api/events.md

@@ -268,7 +268,7 @@ property can be used. If this value is not a positive number, a `TypeError`
 will be thrown.
 
 Take caution when setting the `EventEmitter.defaultMaxListeners` because the
-change effects *all* `EventEmitter` instances, including those created before
+change affects *all* `EventEmitter` instances, including those created before
 the change is made. However, calling [`emitter.setMaxListeners(n)`][] still has
 precedence over `EventEmitter.defaultMaxListeners`.