Bump spring-core from 3.2.15.RELEASE to 5.2.22.RELEASE

Bumps [spring-core](https://github.com/spring-projects/spring-framework) from 3.2.15.RELEASE to 5.2.22.RELEASE.
- [Release notes](https://github.com/spring-projects/spring-framework/releases)
- [Commits](spring-projects/spring-framework@v3.2.15.RELEASE...v5.2.22.RELEASE)

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

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

Author: dependabot[bot]

pom.xml

@@ -49,7 +49,7 @@
         <mavenVersion>2.0.9</mavenVersion>
         <scm.connection>scm:git:git@github.com:freenowtech/phrase-java-client.git</scm.connection>
         <scm.url>https://github.com/freenowtech/phrase-java-client</scm.url>
-        <spring.version>3.2.15.RELEASE</spring.version>
+        <spring.version>5.2.22.RELEASE</spring.version>
     </properties>
 
     <dependencies>