Bump org.springframework:spring-framework-bom from 6.2.14 to 6.2.15 (#10638)

Bumps [org.springframework:spring-framework-bom](https://github.com/spring-projects/spring-framework) from 6.2.14 to 6.2.15.
- [Release notes](https://github.com/spring-projects/spring-framework/releases)
- [Commits](spring-projects/spring-framework@v6.2.14...v6.2.15)

---
updated-dependencies:
- dependency-name: org.springframework:spring-framework-bom
  dependency-version: 6.2.15
  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>

Author: dependabot[bot]

build.gradle

@@ -105,7 +105,7 @@ ext {
     springKafkaVersion = '3.3.11'
     springRetryVersion = '2.0.12'
     springSecurityVersion = '6.4.13'
-    springVersion = '6.2.14'
+    springVersion = '6.2.15'
     springWsVersion = '4.0.16'
     testcontainersVersion = '1.20.6'
     tomcatVersion = '10.1.50'