Update dependencies to Eclipse 2022-06 M2

* Keep Orbit on R version, otherwise org.w3c.dom.smil is missing

Change-Id: I23e0eb4838f6d5aa351d6d98297a4bccd24203ce
diff --git a/parent/pom.xml b/parent/pom.xml
index c0aab81..b489c7f 100644
--- a/parent/pom.xml
+++ b/parent/pom.xml
@@ -23,13 +23,13 @@
 		<tycho-extras-version>${tycho-version}</tycho-extras-version>

 		<jboss-tycho-plugins-version>2.2.0</jboss-tycho-plugins-version>

 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>

-		<platform-site>https://download.eclipse.org/eclipse/updates/4.24-I-builds/I20220407-0240/</platform-site>

+		<platform-site>https://download.eclipse.org/eclipse/updates/4.24-I-builds/I20220428-1800/</platform-site>

 		<orbit-site>https://download.eclipse.org/tools/orbit/downloads/drops/R20220302172233/repository/</orbit-site>

 		<gef-site>https://download.eclipse.org/tools/gef/updates/legacy/releases/4.0.0_gef-master_1952/</gef-site>

-		<emf-site>https://download.eclipse.org/modeling/emf/emf/builds/milestone/S202204030421</emf-site>

+		<emf-site>https://download.eclipse.org/modeling/emf/emf/builds/milestone/S202204260307/</emf-site>

 		<emf-transactions-site>https://download.eclipse.org/modeling/emf/transaction/updates/releases/R201805140824/</emf-transactions-site>

 		<emf-validation-site>https://download.eclipse.org/modeling/emf/validation/updates/releases/R202008210805/</emf-validation-site>

-		<swtbot-site>https://download.eclipse.org/technology/swtbot/releases/3.1.0/</swtbot-site>

+		<swtbot-site>https://download.eclipse.org/technology/swtbot/milestones/2022-06-m2/</swtbot-site>

 		<license-site>http://download.eclipse.org/cbi/updates/license/</license-site>

 	</properties>