Bump ch.qos.logback:logback-classic in /resilience-tests (#527)

Bumps [ch.qos.logback:logback-classic](https://github.com/qos-ch/logback) from 1.4.6 to 1.4.12.
- [Commits](qos-ch/logback@v_1.4.6...v_1.4.12)

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

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resilience-tests/pom.xml

@@ -42,7 +42,7 @@
         <dependency>
             <groupId>ch.qos.logback</groupId>
             <artifactId>logback-classic</artifactId>
-            <version>1.4.6</version>
+            <version>1.4.12</version>
         </dependency>
     </dependencies>