Bump spring.version from 6.2.2 to 6.2.3

Bumps `spring.version` from 6.2.2 to 6.2.3.

Updates `org.springframework:spring-core` from 6.2.2 to 6.2.3
- [Release notes](https://github.com/spring-projects/spring-framework/releases)
- [Commits](spring-projects/spring-framework@v6.2.2...v6.2.3)

Updates `org.springframework:spring-context` from 6.2.2 to 6.2.3
- [Release notes](https://github.com/spring-projects/spring-framework/releases)
- [Commits](spring-projects/spring-framework@v6.2.2...v6.2.3)

Updates `org.springframework:spring-test` from 6.2.2 to 6.2.3
- [Release notes](https://github.com/spring-projects/spring-framework/releases)
- [Commits](spring-projects/spring-framework@v6.2.2...v6.2.3)

---
updated-dependencies:
- dependency-name: org.springframework:spring-core
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.springframework:spring-context
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.springframework:spring-test
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

pom.xml

@@ -39,7 +39,7 @@
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <maven.compiler.release>11</maven.compiler.release> <!-- ensure Spring 5 compatibility -->
-        <spring6.version>6.2.2</spring6.version>
+        <spring6.version>6.2.3</spring6.version>
         <spring5.version>5.3.39</spring5.version>
         <spring.version>${spring6.version}</spring.version>
         <jackson.version>2.18.2</jackson.version>