Bump org.springframework:spring-core

Bumps [org.springframework:spring-core](https://github.com/spring-projects/spring-framework) from 5.3.22 to 6.1.14.
- [Release notes](https://github.com/spring-projects/spring-framework/releases)
- [Commits](spring-projects/spring-framework@v5.3.22...v6.1.14)

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

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

Author: dependabot[bot]

workshops/txeventq-kafka/springboot-kafka/pom.xml

@@ -43,7 +43,7 @@
         <java.version>11</java.version>
         <javax-annotation.version>1.3.2</javax-annotation.version>
         <spring-boot.version>2.7.2</spring-boot.version>
-        <spring-core.version>5.3.22</spring-core.version>
+        <spring-core.version>6.1.14</spring-core.version>
         <spring-kafka.version>2.8.8</spring-kafka.version>
         <maven-compiler-plugin.version>3.8.1</maven-compiler-plugin.version>
         <oracle-jdbc.version>21.6.0.0.1</oracle-jdbc.version>