Bump org.springframework:spring-framework-bom

Bumps [org.springframework:spring-framework-bom](https://github.com/spring-projects/spring-framework) from 3.2.17.RELEASE to 4.3.30.RELEASE.
- [Release notes](https://github.com/spring-projects/spring-framework/releases)
- [Commits](spring-projects/spring-framework@v3.2.17.RELEASE...v4.3.30.RELEASE)

---
updated-dependencies:
- dependency-name: org.springframework:spring-framework-bom
  dependency-type: direct:production
...

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

versions-maven-plugin/src/it/it-property-updates-report-002-slow/pom.xml

@@ -9,7 +9,7 @@
   <description>Validate performance of property-updates-report</description>
 
   <properties>
-    <spring.version>3.2.17.RELEASE</spring.version>
+    <spring.version>4.3.30.RELEASE</spring.version>
     <hibernate-validator.version>4.3.2.Final</hibernate-validator.version>
     <slf4j.version>1.7.10</slf4j.version>
     <jaxb.version>2.2.11</jaxb.version>