Bump springframework.version

Bumps `springframework.version` from 5.0.3.RELEASE to 5.2.3.RELEASE. Updates `spring-webmvc` from 5.0.3.RELEASE to 5.2.3.RELEASE - [Release notes](https://github.com/spring-projects/spring-framework/releases) - [Commits](spring-projects/spring-framework@v5.0.3.RELEASE...v5.2.3.RELEASE) Updates `spring-tx` from 5.0.3.RELEASE to 5.2.3.RELEASE - [Release notes](https://github.com/spring-projects/spring-framework/releases) - [Commits](spring-projects/spring-framework@v5.0.3.RELEASE...v5.2.3.RELEASE) Updates `spring-orm` from 5.0.3.RELEASE to 5.2.3.RELEASE - [Release notes](https://github.com/spring-projects/spring-framework/releases) - [Commits](spring-projects/spring-framework@v5.0.3.RELEASE...v5.2.3.RELEASE) Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

07-spring-security-5/bonus-code-crm-with-security-in-memory-authentication/pom.xml

@@ -10,7 +10,7 @@
 <name>crm-with-security-in-memory</name>
 
 <properties>
-<springframework.version>5.0.3.RELEASE</springframework.version>
+<springframework.version>5.2.3.RELEASE</springframework.version>
 <springsecurity.version>5.0.1.RELEASE</springsecurity.version>
 
 <hibernate.version>5.4.1.Final</hibernate.version>