Bump org.embulk:embulk-util-config from 0.3.4 to 0.5.0

Bumps [org.embulk:embulk-util-config](https://github.com/embulk/embulk-util-config) from 0.3.4 to 0.5.0.
- [Commits](embulk/embulk-util-config@v0.3.4...v0.5.0)

---
updated-dependencies:
- dependency-name: org.embulk:embulk-util-config
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

gradle/libs.versions.toml

@@ -3,7 +3,7 @@
 embulk-spi = "0.11"
 slf4j-api = "2.0.7"
 
-embulk-util-config = "0.3.4"
+embulk-util-config = "0.5.0"
 embulk-util-file = "0.1.5"
 embulk-util-text = "0.1.3"