chore(deps): update dependency ch.qos.logback:logback-classic to v1.5.20 (#62)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

gradle/libs.versions.toml

@@ -10,7 +10,7 @@ alchemist-loading = { module = "it.unibo.alchemist:alchemist-loading", version.r
 apache-commons-cli = "commons-cli:commons-cli:1.9.0"
 apache-commons-io = "commons-io:commons-io:2.20.0"
 guava = "com.google.guava:guava:33.5.0-jre"
-logback = "ch.qos.logback:logback-classic:1.5.19"
+logback = "ch.qos.logback:logback-classic:1.5.20"
 kotlin-stdlib = { module = "org.jetbrains.kotlin:kotlin-stdlib", version.ref = "kotlin" }
 resourceloader = "org.danilopianini:thread-inheritable-resource-loader:0.3.8"