build: clean up

Author: hauner

gradle/build.versions.toml

@@ -30,5 +30,4 @@ jacocolog = { id = "org.barfuin.gradle.jacocolog" }
 updates = { id = "io.github.ben-manes.versions", version.ref = "updates" }
 checker = { id = "org.checkerframework", version.ref = "checker" }
 versions = { id = "io.openapiprocessor.build.plugin.create-versions" }
-sonar = { id = "org.sonarqube", version = "7.3.1.8318" }
-#sonar = { id = "org.sonarqube", version = "7.4.0.8496" } requires java 21
+sonar = { id = "org.sonarqube", version = "7.4.0.8496" }