Fix spelling error in documentation (medusajs#13061)

Fix spelling error in documentation

Author: benwrk

www/apps/resources/app/recipes/marketplace/page.mdx

@@ -37,7 +37,7 @@ Medusa's [Framework](!docs!/learn/fundamentals/framework) for customizations fac
 
 In a marketplace, a business or a vendor has a user, and they can use that user to authenticate and manage the vendor's data.
 
-You can create a marketplace module that implements data models for vendors, their admins, and any other data models that fits your use case.
+You can create a marketplace module that implements data models for vendors, their admins, and any other data models that fit your use case.
 
 <CardList items={[
   {
@@ -156,7 +156,7 @@ The Medusa Admin is an extensible application within your Medusa application. Yo
 
 ---
 
-## Build Dashbord for Vendors
+## Build Dashboard for Vendors
 
 For more complex use cases, customizing the Medusa Admin may not be enough to allow vendors to manage their data.