Update website/pages/en/developing/creating-a-subgraph.mdx

Co-authored-by: Benoît Rouleau <[email protected]>

Author: idalithb

website/pages/en/developing/creating-a-subgraph.mdx

@@ -445,7 +445,7 @@ type Gravatar @entity(immutable: true) {
 
 #### Bad Example
 
-The following example of `GravatarAccepted` and `GravatarDeclined` entities is based around events. It is not recommended to map events or function calls to entities 1:1.
+The following example `GravatarAccepted` and `GravatarDeclined` entities are based around events. It is not recommended to map events or function calls to entities 1:1.
 
 ```graphql
 type GravatarAccepted @entity {