bump: ch.qos.logback:logback-classic (#303)

Bumps [ch.qos.logback:logback-classic](https://github.com/qos-ch/logback) from 1.2.11 to 1.2.13.
- [Commits](qos-ch/logback@v_1.2.11...v_1.2.13)

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

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akka-sample-sharding-java/killrweather/pom.xml

@@ -70,7 +70,7 @@
         <dependency>
             <groupId>ch.qos.logback</groupId>
             <artifactId>logback-classic</artifactId>
-            <version>1.2.11</version>
+            <version>1.2.13</version>
         </dependency>
     </dependencies>