Bump ch.qos.logback:logback-classic from 1.5.20 to 1.5.21 (#1006)

Bumps [ch.qos.logback:logback-classic](https://github.com/qos-ch/logback) from 1.5.20 to 1.5.21.
- [Release notes](https://github.com/qos-ch/logback/releases)
- [Commits](qos-ch/logback@v_1.5.20...v_1.5.21)

---
updated-dependencies:
- dependency-name: ch.qos.logback:logback-classic
  dependency-version: 1.5.21
  dependency-type: direct:production
  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

@@ -78,7 +78,7 @@
 
         <!-- Dependencies versions, please keep in alphabetical order -->
         <version.awaitility>4.3.0</version.awaitility>
-        <version.ch.qos.logback>1.5.20</version.ch.qos.logback>
+        <version.ch.qos.logback>1.5.21</version.ch.qos.logback>
         <version.com.fasterxml.jackson>2.20.1</version.com.fasterxml.jackson>
         <version.com.fasterxml.jackson.annotations>2.20</version.com.fasterxml.jackson.annotations>
         <version.com.networknt>2.0.0</version.com.networknt>