build(deps): bump ch.qos.logback:logback-classic from 1.5.18 to 1.5.20

Bumps [ch.qos.logback:logback-classic](https://github.com/qos-ch/logback) from 1.5.18 to 1.5.20.
- [Release notes](https://github.com/qos-ch/logback/releases)
- [Commits](qos-ch/logback@v_1.5.18...v_1.5.20)

---
updated-dependencies:
- dependency-name: ch.qos.logback:logback-classic
  dependency-version: 1.5.20
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

build.gradle.kts

@@ -52,7 +52,7 @@ dependencies {
     testImplementation("commons-codec:commons-codec:1.19.0")
     testImplementation("org.testcontainers:testcontainers:1.21.3")
     testImplementation("org.jetbrains:annotations:26.0.2")
-    testImplementation("ch.qos.logback:logback-classic:1.5.18")
+    testImplementation("ch.qos.logback:logback-classic:1.5.20")
     testImplementation("org.hamcrest:hamcrest:3.0")
     testImplementation("org.mockito:mockito-core:5.19.0")
 }