fix: group and version config

Author: ronjaquensel

build.gradle.kts

@@ -7,10 +7,10 @@ plugins {
     id("com.vanniktech.maven.publish") version "0.36.0"
 }
 
-group = "org.eclipse.dataplane-core"
-version = "0.0.11-SNAPSHOT"
-
 subprojects {
+    group = "org.eclipse.dataplane-core"
+    version = "0.0.11-SNAPSHOT"
+
     apply(plugin = "signing")
     apply(plugin = "maven-publish")
     apply(plugin = "com.vanniktech.maven.publish")