Bump de.undercouch.download from 5.5.0 to 5.6.0 (#200)

Bumps [de.undercouch.download](https://github.com/michel-kraemer/gradle-download-task) from 5.5.0 to 5.6.0.
- [Release notes](https://github.com/michel-kraemer/gradle-download-task/releases)
- [Commits](michel-kraemer/gradle-download-task@5.5.0...5.6.0)

---
updated-dependencies:
- dependency-name: de.undercouch.download
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

gradle/libs.versions.toml

@@ -27,7 +27,7 @@ slf4j-jcl = { module = "org.slf4j:jcl-over-slf4j", version.ref = "slf4j" }
 [plugins]
 artifactory = { id = "com.jfrog.artifactory", version = "4.31.0" }
 bnd = { id = "biz.aQute.bnd.builder", version = "6.4.0" }
-download = { id = "de.undercouch.download", version = "5.5.0" }
+download = { id = "de.undercouch.download", version = "5.6.0" }
 japicmp = { id = "me.champeau.gradle.japicmp", version = "0.4.2" }
 jcstress = { id = "io.github.reyerizo.gradle.jcstress", version = "0.8.15" }
 spotless = { id = "com.diffplug.spotless", version = "6.13.0" }