Bump spring.framework in /SpringRestTemplateClient

Bumps `spring.framework` from 4.3.0.RELEASE to 5.2.5.RELEASE.

Updates `spring-core` from 4.3.0.RELEASE to 5.2.5.RELEASE
- [Release notes](https://github.com/spring-projects/spring-framework/releases)
- [Commits](spring-projects/spring-framework@v4.3.0.RELEASE...v5.2.5.RELEASE)

Updates `spring-context` from 4.3.0.RELEASE to 5.2.5.RELEASE
- [Release notes](https://github.com/spring-projects/spring-framework/releases)
- [Commits](spring-projects/spring-framework@v4.3.0.RELEASE...v5.2.5.RELEASE)

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

Author: dependabot[bot]

SpringRestTemplateClient/pom.xml

@@ -18,7 +18,7 @@
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 		<maven.compiler.source>1.7</maven.compiler.source>
 		<maven.compiler.target>1.7</maven.compiler.target>
-		<spring.framework>4.3.0.RELEASE</spring.framework>
+		<spring.framework>5.2.5.RELEASE</spring.framework>
 		<spring.web>3.0.2.RELEASE</spring.web>
 		<serializer.version>2.8.1</serializer.version>
 	</properties>