Bump com.graphql-java:graphql-java in /integration/graphql-dgs

Bumps [com.graphql-java:graphql-java](https://github.com/graphql-java/graphql-java) from 19.5 to 19.11.
- [Release notes](https://github.com/graphql-java/graphql-java/releases)
- [Commits](graphql-java/graphql-java@v19.5...v19.11)

---
updated-dependencies:
- dependency-name: com.graphql-java:graphql-java
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

integration/graphql-dgs/pom.xml

@@ -37,7 +37,7 @@
         <dependency>
             <groupId>com.graphql-java</groupId>
             <artifactId>graphql-java</artifactId>
-            <version>19.5</version>
+            <version>19.11</version>
             <scope>provided</scope>
         </dependency>
         <dependency>