tycho: -Dtest=Xxxxxx is also evaluated on non test plugins and thus fails

when testing with the tycho 2.4 rc i see the following behaviour. with have this pom in a sample project

<project xmlns="http://maven.apache.org/POM/4.0.0"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
	<modelVersion>4.0.0</modelVersion>

	<parent>
		<groupId>org.eclipse.xtext</groupId>
		<artifactId>org.eclipse.xtext.swtbot.parent</artifactId>
		<version>1.0.0-SNAPSHOT</version>
		<relativePath>..</relativePath>
	</parent>

	<artifactId>org.eclipse.xtext.swtbot.testing</artifactId>
	<packaging>eclipse-plugin</packaging>

</project>

with tycho 2.4 the build fails with

2021-07-19T18:03:49.8467802Z [INFO] No tests to run.
2021-07-19T18:03:49.8468597Z [INFO] ------------------------------------------------------------------------
2021-07-19T18:03:49.8469761Z [INFO] Reactor Summary for org.eclipse.xtext.swtbot.parent 1.0.0-SNAPSHOT:
2021-07-19T18:03:49.8470536Z [INFO] 
2021-07-19T18:03:49.8471346Z [INFO] org.eclipse.xtext.swtbot.parent .................... SUCCESS [  2.100 s]
2021-07-19T18:03:49.8472490Z [INFO] org.eclipse.xtext.integrationtests.target .......... SUCCESS [  0.434 s]
2021-07-19T18:03:49.8473642Z [INFO] org.eclipse.xtext.swtbot.testing ................... FAILURE [  5.509 s]
2021-07-19T18:03:49.8474630Z [INFO] org.eclipse.xtext.swtbot.tests ..................... SKIPPED
2021-07-19T18:03:49.8475643Z [INFO] ------------------------------------------------------------------------
2021-07-19T18:03:49.8476244Z [INFO] BUILD FAILURE
2021-07-19T18:03:49.8476998Z [INFO] ------------------------------------------------------------------------
2021-07-19T18:03:49.8477617Z [INFO] Total time:  02:32 min
2021-07-19T18:03:49.8478279Z [INFO] Finished at: 2021-07-19T18:03:49Z
2021-07-19T18:03:49.8479060Z [INFO] ------------------------------------------------------------------------
2021-07-19T18:03:49.8481008Z [ERROR] Failed to execute goal org.apache.maven.plugins:maven-surefire-plugin:2.22.2:test (default-test) on project org.eclipse.xtext.swtbot.testing: No tests were executed!  (Set -DfailIfNoTests=false to ignore this error.) -> [Help 1]