fix: updated broken link to kotlin server docs (graphql#1272)

Author: prasanna4567

src/content/code/language-support/java-kotlin-android/server/graphql-kotlin.md

@@ -37,4 +37,4 @@ type Query {
 }
 ```
 
-See [graphql-kotlin docs](https://expediagroup.github.io/graphql-kotlin/docs/getting-started) for additial details.
+See [graphql-kotlin docs](https://expediagroup.github.io/graphql-kotlin/docs) for additial details.