Bump spring.version from 6.1.13 to 6.1.14

Bumps `spring.version` from 6.1.13 to 6.1.14.

Updates `org.springframework:spring-web` from 6.1.13 to 6.1.14
- [Release notes](https://github.com/spring-projects/spring-framework/releases)
- [Commits](spring-projects/spring-framework@v6.1.13...v6.1.14)

Updates `org.springframework:spring-test` from 6.1.13 to 6.1.14
- [Release notes](https://github.com/spring-projects/spring-framework/releases)
- [Commits](spring-projects/spring-framework@v6.1.13...v6.1.14)

---
updated-dependencies:
- dependency-name: org.springframework:spring-web
  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]>

server/pom.xml

@@ -31,7 +31,7 @@
     <root.basedir>${project.parent.basedir}</root.basedir>
     <!-- This is chosen based on the Spring Boot version used in exec module.
       Note this module should have no Spring Boot dependency. -->
-    <spring.version>6.1.13</spring.version>
+    <spring.version>6.1.14</spring.version>
     <!-- We should keep this consistent with Spring's Jakarta dep as well. -->
     <jakarta-servlet.version>6.0.0</jakarta-servlet.version>
     <!-- TODO check version compatibility with HAPI and Spring! -->