Bump ch.qos.logback:logback-core from 1.2.3 to 1.2.9

Bumps ch.qos.logback:logback-core from 1.2.3 to 1.2.9.

---
updated-dependencies:
- dependency-name: ch.qos.logback:logback-core
  dependency-type: direct:production
...

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

pom.xml

@@ -122,7 +122,7 @@
     </build>
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <logback.version>1.2.3</logback.version>
+        <logback.version>1.2.9</logback.version>
         <junit.jupiter.version>5.5.0</junit.jupiter.version>
     </properties>
 </project>