Bump ch.qos.logback:logback-classic from 1.2.0 to 1.2.13 (#201)

Bumps [ch.qos.logback:logback-classic](https://github.com/qos-ch/logback) from 1.2.0 to 1.2.13.
- [Commits](qos-ch/logback@v_1.2.0...v_1.2.13)

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

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

pom.xml

@@ -22,7 +22,7 @@
     <lucene.version>7.1.0</lucene.version>
     <jena.version>4.2.0</jena.version>
     <checkstyle.plugin.version>3.1.1</checkstyle.plugin.version>
-    <logback.version>1.2.0</logback.version>
+    <logback.version>1.2.13</logback.version>
     <micrometer.version>1.5.5</micrometer.version>
     <mockito.version>2.22.0</mockito.version>
     <slf4j.version>1.7.10</slf4j.version>