try to fix test execution

Signed-off-by: Florian Thienel <florian@thienel.org>
diff --git a/org.eclipse.vex.releng/pom.xml b/org.eclipse.vex.releng/pom.xml
index 962d849..2af09d5 100644
--- a/org.eclipse.vex.releng/pom.xml
+++ b/org.eclipse.vex.releng/pom.xml
@@ -38,6 +38,7 @@
 				<version>${tycho-version}</version>
 				<extensions>true</extensions>
 			</plugin>
+			<!-- 
 			<plugin>
 				<groupId>org.eclipse.tycho</groupId>
 				<artifactId>target-platform-configuration</artifactId>
@@ -52,6 +53,7 @@
 					</environments>
 				</configuration>
 			</plugin>
+			 -->
 			<plugin>
 				<groupId>org.eclipse.tycho</groupId>
 				<artifactId>tycho-versions-plugin</artifactId>