MM-48120/MM-48623 Patch plugin bundle react-dom on webapp extract (#21171)

Automatic Merge

web/web_test.go

@@ -280,7 +280,7 @@ func TestPublicFilesRequest(t *testing.T) {
 	defer os.RemoveAll(pluginDir)
 	defer os.RemoveAll(webappPluginDir)
 
-	env, err := plugin.NewEnvironment(th.NewPluginAPI, app.NewDriverImpl(th.Server), pluginDir, webappPluginDir, th.App.Log(), nil)
+	env, err := plugin.NewEnvironment(th.NewPluginAPI, app.NewDriverImpl(th.Server), pluginDir, webappPluginDir, false, th.App.Log(), nil)
 	require.NoError(t, err)
 
 	pluginID := "com.mattermost.sample"