Update plugin com.gradleup.shadow to v8.3.9 (#25)

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

Author: renovate[bot]

settings.gradle.kts

@@ -27,7 +27,7 @@ dependencyResolutionManagement {
 
     versionCatalogs {
         create("libs") {
-            version("shadow", "8.3.8")
+            version("shadow", "8.3.9")
             version("bom", "1.4.2")
             version("aonyx", "0.5.1")
             version("pvp", "56a831b41c")