Update logback-classic to 1.5.15 (#25)

📦 Updates
[ch.qos.logback:logback-classic](https://github.com/qos-ch/logback) from
`1.5.14` to `1.5.15`

build.sbt

@@ -2,7 +2,7 @@ val V = new {
   val brotli = "0.1.2"
   val brotli4j = "1.18.0"
   val commonsCompress = "1.27.1"
-  val logbackClassic = "1.5.14"
+  val logbackClassic = "1.5.15"
   val lz4 = "1.8.0"
   val zio = "2.1.14"
   val zip4j = "2.11.5"