Revert "Use next version for default plugins (#14247)"

This reverts commit d9b01bc.

assembly/assembly-wsmaster-war/src/main/webapp/WEB-INF/classes/che/che.properties

@@ -648,7 +648,7 @@ che.wsagent.cors.enabled=true
 ## Factory defaults.
 # Editor and plugin which will be used for factories which are created from remote git repository
 # which doesn't contain any Che-specific workspace descriptors (like .devfile of .factory.json)
-che.factory.default_editor=eclipse/che-theia/next
+che.factory.default_editor=eclipse/che-theia/7.0.0-next
 # multiple plugins must be comma-separated, for example:
 # pluginFooPublisher/pluginFooName/pluginFooVersion,pluginBarPublisher/pluginBarName/pluginBarVersion
 che.factory.default_plugins=eclipse/che-machine-exec-plugin/next
@@ -660,7 +660,7 @@ che.factory.default_plugins=eclipse/che-machine-exec-plugin/next
 # Default Editor that should be provisioned into Devfile if there is no specified Editor
 # Format is `editorPublisher/editorName/editorVersion` value.
 # `NULL` or absence of value means that default editor should not be provisioned.
-che.workspace.devfile.default_editor=eclipse/che-theia/next
+che.workspace.devfile.default_editor=eclipse/che-theia/7.0.0-next
 
 # Default Plugins which should be provisioned for Default Editor.
 # All the plugins from this list that are not explicitly mentioned in the user-defined devfile