Bump org.springframework.graphql:spring-graphql (#9928)

Bumps [org.springframework.graphql:spring-graphql](https://github.com/spring-projects/spring-graphql) from 1.4.0-M1 to 1.4.0-SNAPSHOT.
- [Release notes](https://github.com/spring-projects/spring-graphql/releases)
- [Commits](https://github.com/spring-projects/spring-graphql/commits)

---
updated-dependencies:
- dependency-name: org.springframework.graphql:spring-graphql
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

build.gradle

@@ -110,7 +110,7 @@ ext {
     smackVersion = '4.4.8'
     springAmqpVersion = '3.2.4'
     springDataVersion = '2025.0.0-M1'
-    springGraphqlVersion = '1.4.0-M1'
+    springGraphqlVersion = '1.4.0-SNAPSHOT'
     springKafkaVersion = '3.3.4'
     springRetryVersion = '2.0.11'
     springSecurityVersion = '6.5.0-M3'