fix(deps): update dependency ch.qos.logback:logback-classic to v1.5.15

Author: renovate[bot]

pom.xml

@@ -100,7 +100,7 @@ SOFTWARE.
     <jping.version>0.0.3</jping.version>
     <eokson.version>0.3.2</eokson.version>
     <logcaptor.version>2.9.2</logcaptor.version>
-    <logback-classic.version>1.5.6</logback-classic.version>
+    <logback-classic.version>1.5.15</logback-classic.version>
     <ghquota.version>0.0.1</ghquota.version>
     <junit-pioneer.version>2.2.0</junit-pioneer.version>
     <jcabi-github.version>1.9.1</jcabi-github.version>