Bump com.gradleup.shadow from 8.3.0 to 8.3.1

Bumps [com.gradleup.shadow](https://github.com/GradleUp/shadow) from 8.3.0 to 8.3.1.
- [Release notes](https://github.com/GradleUp/shadow/releases)
- [Commits](GradleUp/shadow@8.3.0...8.3.1)

---
updated-dependencies:
- dependency-name: com.gradleup.shadow
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

build.gradle.kts

@@ -23,7 +23,7 @@ plugins {
     id("application")
     kotlin("jvm") version "2.0.20"
     id("com.diffplug.spotless") version "6.25.0"
-    id("com.gradleup.shadow") version "8.3.0"
+    id("com.gradleup.shadow") version "8.3.1"
 }
 
 application {