Convert GenericEditorTestSuite to JUnit 5

Author: akurtakov

tests/org.eclipse.ui.genericeditor.tests/META-INF/MANIFEST.MF

@@ -27,3 +27,4 @@ Eclipse-BundleShape: dir
 Bundle-ActivationPolicy: lazy
 Automatic-Module-Name: org.eclipse.ui.genericeditor.tests
 Require-Capability: eclipse.swt;filter:="(image.format=svg)"
+Import-Package: org.junit.platform.suite.api;version="[1.13.0,2.0.0)"

tests/org.eclipse.ui.genericeditor.tests/src/org/eclipse/ui/genericeditor/tests/GenericEditorTestSuite.java

@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2016-2017 Red Hat Inc. and others.
+ * Copyright (c) 2016, 2025 Red Hat Inc. and others.
  *
  * This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License 2.0
@@ -14,12 +14,11 @@
  *******************************************************************************/
 package org.eclipse.ui.genericeditor.tests;
 
-import org.junit.runner.RunWith;
-import org.junit.runners.Suite;
-import org.junit.runners.Suite.SuiteClasses;
+import org.junit.platform.suite.api.SelectClasses;
+import org.junit.platform.suite.api.Suite;
 
-@RunWith(Suite.class)
-@SuiteClasses({
+@Suite
+@SelectClasses({
 		BasicEditionTest.class,
 		CompletionTest.class,
 		ContextInfoTest.class,