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

Author: renovate[bot]

equinix-functional-test/pom.xml

@@ -22,7 +22,7 @@
         <dependency>
             <groupId>ch.qos.logback</groupId>
             <artifactId>logback-classic</artifactId>
-            <version>1.4.12</version>
+            <version>1.5.15</version>
         </dependency>
         <dependency>
             <groupId>org.slf4j</groupId>