Version bumps for 4.34 stream

Author: HannesWell

bundles/org.eclipse.e4.ui.model.workbench/META-INF/MANIFEST.MF

@@ -2,7 +2,7 @@ Manifest-Version: 1.0
 Bundle-ManifestVersion: 2
 Bundle-Name: %pluginName
 Bundle-SymbolicName: org.eclipse.e4.ui.model.workbench;singleton:=true
-Bundle-Version: 2.4.300.qualifier
+Bundle-Version: 2.4.400.qualifier
 Bundle-Vendor: %providerName
 Bundle-Localization: plugin
 Bundle-RequiredExecutionEnvironment: JavaSE-17