Fix typo in resources documentation (#1159)

Minor typo fix

Author: crw

content/terraform/v1.13.x/docs/language/resources/index.mdx

@@ -42,4 +42,4 @@ As your infrastructure needs change, you may want to add or remove resources fro
 - [Remove a resource from state](/terraform/language/state/remove) describes how to remove a resource from state without destroying the actual infrastructure object.
 - [Destroy a resource](/terraform/language/resources/destroy) describes how to remove a resource from state and destroy the actual infrastructure.
 
-Many providers also allow you to read data from the provider so that you can use data from exisitng infrastructure without provisioning actual infrastructure objects. Refer to [Query data sources](/terraform/language/data-sources) for more information.
+Many providers also allow you to read data from the provider so that you can use data from existing infrastructure without provisioning actual infrastructure objects. Refer to [Query data sources](/terraform/language/data-sources) for more information.