Bump org.springframework:spring-messaging from 5.3.25 to 5.3.26

Bumps [org.springframework:spring-messaging](https://github.com/spring-projects/spring-framework) from 5.3.25 to 5.3.26.
- [Release notes](https://github.com/spring-projects/spring-framework/releases)
- [Commits](spring-projects/spring-framework@v5.3.25...v5.3.26)

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

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

build.gradle

@@ -46,7 +46,7 @@ if (System.getProperty('profile') == 'minimal') {
 
 dependencies {
     // Spring
-    implementation 'org.springframework:spring-messaging:5.3.25'
+    implementation 'org.springframework:spring-messaging:5.3.26'
     implementation 'org.springframework.cloud:spring-cloud-gateway-mvc:3.1.6'
 
     // Spring Boot