Bump com.gradleup.shadow from 9.0.0-beta5 to 9.0.0-beta6

Bumps [com.gradleup.shadow](https://github.com/GradleUp/shadow) from 9.0.0-beta5 to 9.0.0-beta6.
- [Release notes](https://github.com/GradleUp/shadow/releases)
- [Commits](GradleUp/shadow@9.0.0-beta5...9.0.0-beta6)

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

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

gradle/libs.versions.toml

@@ -89,6 +89,6 @@ otel = [ "otel-sdk", "otel-exporter", "otel-autoconfig", "otel-appender" ]
 poi = [ "apache-poi", "apache-poi-ooxml" ]
 
 [plugins]
-shadow = { id = "com.gradleup.shadow", version = "9.0.0-beta5" }
+shadow = { id = "com.gradleup.shadow", version = "9.0.0-beta6" }
 git-publish = { id = "org.ajoberstar.git-publish", version = "4.2.2" }
 pkl = { id = "org.pkl-lang", version = "0.27.2" }