Add GraphQLConf 2024 banner (#4157)

bignimbus · saihaj · web-flow · commit 9a91e338101b · 2024-08-05T13:59:08.000-05:00
Co-authored-by: Saihajpreet Singh &lt;saihajpreet.singh@gmail.com&gt;
diff --git a/README.md b/README.md
@@ -1,3 +1,5 @@
+[![GraphQLConf 2024 Banner: September 10-12, San Francisco. Hosted by the GraphQL Foundation](https://github.com/user-attachments/assets/2d048502-e5b2-4e9d-a02a-50b841824de6)](https://graphql.org/conf/2024/?utm_source=github&utm_medium=graphql_js&utm_campaign=readme)
+
 # GraphQL.js
 
 The JavaScript reference implementation for GraphQL, a query language for APIs created by Facebook.

Original file line number	Diff line number	Diff line change
`@@ -1,3 +1,5 @@`
	`1`	`+[![GraphQLConf 2024 Banner: September 10-12, San Francisco. Hosted by the GraphQL Foundation](https://github.com/user-attachments/assets/2d048502-e5b2-4e9d-a02a-50b841824de6)](https://graphql.org/conf/2024/?utm_source=github&utm_medium=graphql_js&utm_campaign=readme)`
	`2`	`+`
`1`	`3`	`# GraphQL.js`
`2`	`4`
`3`	`5`	`The JavaScript reference implementation for GraphQL, a query language for APIs created by Facebook.`