Bump com.github.ben-manes.versions from 0.54.0 to 0.56.0

Bumps com.github.ben-manes.versions from 0.54.0 to 0.56.0.

---
updated-dependencies:
- dependency-name: com.github.ben-manes.versions
  dependency-version: 0.56.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

gradle/libs.versions.toml

@@ -57,7 +57,7 @@ plugin-jacocolog = { module = "org.barfuin.gradle.jacocolog:org.barfuin.gradle.j
 [plugins]
 kotlin = { id = "org.jetbrains.kotlin.jvm", version.ref = "kotlin" }
 jacoco = { id = "org.barfuin.gradle.jacocolog", version.ref = "jacocolog" }
-updates = { id = "com.github.ben-manes.versions", version = "0.54.0" }
+updates = { id = "com.github.ben-manes.versions", version = "0.56.0" }
 sonar = { id = "org.sonarqube", version =  "7.3.1.8318" }
 versions = { id = "io.openapiprocessor.build.plugin.create-versions" }
 publish = { id = "io.openapiprocessor.build.plugin.publish" }