chore: [DevOps] bump ch.qos.logback:logback-classic (#393)

Bumps the production-minor-patch group with 1 update: [ch.qos.logback:logback-classic](https://github.com/qos-ch/logback).


Updates `ch.qos.logback:logback-classic` from 1.5.17 to 1.5.18
- [Release notes](https://github.com/qos-ch/logback/releases)
- [Commits](qos-ch/logback@v_1.5.17...v_1.5.18)

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

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

Author: dependabot[bot]

sample-code/spring-app/pom.xml

@@ -34,7 +34,7 @@
   <properties>
     <project.rootdir>${project.basedir}/../../</project.rootdir>
     <spring-boot.version>3.4.3</spring-boot.version>
-    <logback.version>1.5.17</logback.version>
+    <logback.version>1.5.18</logback.version>
     <cf-logging.version>3.8.4</cf-logging.version>
     <!-- Skip end-to-end tests by default, can be overridden with -DskipTests=false -->
     <skipTests>true</skipTests>