Bump ch.qos.logback:logback-core from 1.4.11 to 1.4.12 in /samples (#840

)

Bumps [ch.qos.logback:logback-core](https://github.com/qos-ch/logback) from 1.4.11 to 1.4.12.
- [Commits](qos-ch/logback@v_1.4.11...v_1.4.12)

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

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

samples/pom.xml

@@ -51,7 +51,7 @@
             <groupId>ch.qos.logback</groupId>
             <artifactId>logback-core</artifactId>
             <!--<version>1.2.11</version>-->
-            <version>1.4.11</version>
+            <version>1.4.12</version>
         </dependency>
     </dependencies>