docs: fix typo (medusajs#10870)

Author: gharbi-mohamed-dev

www/apps/book/app/learn/fundamentals/events-and-subscribers/emit-event/page.mdx

@@ -14,7 +14,7 @@ In your customization, you can emit an event, then listen to it in a subscriber
 
 There are two types of events in Medusa:
 
-1. Worflow event: an event that's emitted in a workflow after a commerce feature is performed. For example, Medusa emits the `order.placed` event after a cart is completed.
+1. Workflow event: an event that's emitted in a workflow after a commerce feature is performed. For example, Medusa emits the `order.placed` event after a cart is completed.
 2. Service event: an event that's emitted to track, trace, or debug processes under the hood. For example, you can emit an event with an audit trail.
 
 ### Which Event Type to Use?