build dm with tycho 3

Signed-off-by: Christian Dietrich <christian.dietrich.opensource@gmail.com>

Author: cdietrich

org.eclipse.xtext.xtext.ui.examples/projects/domainmodel/org.eclipse.xtext.example.domainmodel.releng/pom.xml

@@ -24,7 +24,7 @@
 		<maven.compiler.source>11</maven.compiler.source>
 		<maven.compiler.target>11</maven.compiler.target>
 		<!-- Tycho settings -->
-		<tycho-version>2.7.5</tycho-version>
+		<tycho-version>3.0.5</tycho-version>
 		<targetplatform.groupId>${project.groupId}</targetplatform.groupId>
 		<targetplatform.artifactId>${project.groupId}.tp</targetplatform.artifactId>
 		<targetplatform.version>${project.version}</targetplatform.version>