chore(deps): update plugin com.gradleup.shadow to v8.3.9 (#7527)

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

Author: renovate[bot]

settings.gradle.kts

@@ -1,6 +1,6 @@
 pluginManagement {
   plugins {
-    id("com.gradleup.shadow") version "8.3.8"
+    id("com.gradleup.shadow") version "8.3.9"
     id("com.gradle.develocity") version "4.1"
     id("de.undercouch.download") version "5.6.0"
     id("org.jsonschema2pojo") version "1.2.2"