api page typo: 'created withing a block'

Author: nathan-websculpt

website/src/pages/en/subgraphs/developing/creating/graph-ts/api.mdx

@@ -270,7 +270,7 @@ As the entity may not exist in the store yet, the `load` method returns a value
 
 > Note: Loading entities is only necessary if the changes made in the mapping depend on the previous data of an entity. See the next section for the two ways of updating existing entities.
 
-#### Looking up entities created withing a block
+#### Looking up entities created within a block
 
 As of `graph-node` v0.31.0, `@graphprotocol/graph-ts` v0.30.0 and `@graphprotocol/graph-cli` v0.49.0 the `loadInBlock` method is available on all entity types.