build(deps): bump com.gradleup.shadow from 9.3.2 to 9.4.0 (#945)

Bumps [com.gradleup.shadow](https://github.com/GradleUp/shadow) from 9.3.2 to 9.4.0.
- [Release notes](https://github.com/GradleUp/shadow/releases)
- [Commits](GradleUp/shadow@9.3.2...9.4.0)

---
updated-dependencies:
- dependency-name: com.gradleup.shadow
  dependency-version: 9.4.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

gradle/libs.versions.toml

@@ -140,4 +140,4 @@ connector = [
 
 [plugins]
 edc-build = { id = "org.eclipse.edc.edc-build", version = "1.3.0" }
-shadow = { id = "com.gradleup.shadow", version = "9.3.2" }
+shadow = { id = "com.gradleup.shadow", version = "9.4.0" }