Bump spring-core from 5.3.7 to 5.3.8 (#2251)

Bumps [spring-core](https://github.com/spring-projects/spring-framework) from 5.3.7 to 5.3.8.
- [Release notes](https://github.com/spring-projects/spring-framework/releases)
- [Commits](spring-projects/spring-framework@v5.3.7...v5.3.8)

---
updated-dependencies:
- dependency-name: org.springframework:spring-core
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

pom.xml

@@ -185,7 +185,7 @@
     <dependency>
       <groupId>org.springframework</groupId>
       <artifactId>spring-core</artifactId>
-      <version>5.3.7</version>
+      <version>5.3.8</version>
       <scope>test</scope>
     </dependency>
   </dependencies>