Upgrade to GraphQL Java 19.8

Closes gh-803

build.gradle

@@ -3,8 +3,8 @@ description = "Spring for GraphQL"
 ext {
 	moduleProjects = [project(":spring-graphql"), project(":spring-graphql-test")]
 	springFrameworkVersion = "6.0.12"
-	graphQlJavaVersion = "19.6"
-	springBootVersion = "3.0.7"
+	graphQlJavaVersion = "19.8"
+	springBootVersion = "3.0.10"
 }
 
 subprojects {
@@ -48,7 +48,7 @@ configure(moduleProjects) {
 	ext.javadocLinks = [
 			"https://docs.oracle.com/en/java/javase/17/docs/api/",
 			"https://docs.spring.io/spring-framework/docs/6.0.x/javadoc-api/",
-			"https://javadoc.io/doc/com.graphql-java/graphql-java/19.5/"
+			"https://javadoc.io/doc/com.graphql-java/graphql-java/19.8/"
 	] as String[]
 
 	components.java.withVariantsFromConfiguration(configurations.testFixturesApiElements) { skip() }