build(deps): bump cn.hutool:hutool-bom in /ihub-dependencies

Bumps [cn.hutool:hutool-bom](https://github.com/looly/hutool) from 5.8.19 to 5.8.20.
- [Release notes](https://github.com/looly/hutool/releases)
- [Changelog](https://github.com/dromara/hutool/blob/v5-master/CHANGELOG.md)
- [Commits](dromara/hutool@5.8.19...5.8.20)

---
updated-dependencies:
- dependency-name: cn.hutool:hutool-bom
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

ihub-dependencies/build.gradle

@@ -17,7 +17,7 @@ dependencies {
 //        platform('pub.ihub.keel:ihub-bom:main-SNAPSHOT'), TODO
         platform('org.jmolecules:jmolecules-bom:2022.3.0'),
 //        platform('org.springframework.experimental:spring-modulith-bom:0.1.0'),
-        platform('cn.hutool:hutool-bom:5.8.19'),
+        platform('cn.hutool:hutool-bom:5.8.20'),
         platform('org.spockframework:spock-bom:2.3-groovy-4.0'),
         platform('org.springframework.cloud:spring-cloud-dependencies:2022.0.3'),
         platform('com.alibaba.cloud:spring-cloud-alibaba-dependencies:2021.1'),