Bump ch.qos.logback:logback-classic from 1.5.5 to 1.5.6

Bumps [ch.qos.logback:logback-classic](https://github.com/qos-ch/logback) from 1.5.5 to 1.5.6.
- [Commits](qos-ch/logback@v_1.5.5...v_1.5.6)

---
updated-dependencies:
- dependency-name: ch.qos.logback:logback-classic
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

pom.xml

@@ -36,7 +36,7 @@
     <mockito.version>5.11.0</mockito.version>
     <wiremock.version>3.5.2</wiremock.version>
     <slf4j.version>2.0.13</slf4j.version>
-    <logback.version>1.5.5</logback.version>
+    <logback.version>1.5.6</logback.version>
     <spotless.version>2.43.0</spotless.version>
     <maven.compiler.plugin.version>3.13.0</maven.compiler.plugin.version>
     <maven-surefire-plugin.version>3.2.5</maven-surefire-plugin.version>