fix migrating files

apps/remix-ide/src/migrateFileSystem.js

@@ -32,7 +32,7 @@ export async function migrateToWorkspace (fileManager, filePanel) {
   if (Object.keys(files).length > 0) {
     const workspaceName = 'default_workspace'
     const workspacePath = joinPath('browser', workspaceProvider.workspacesPath, workspaceName)
-    await filePanel.createWorkspace(workspaceName)
+    await filePanel.processCreateWorkspace(workspaceName)
     filePanel.getWorkspaces() // refresh list
     await populateWorkspace(workspacePath, files, browserProvider)
   }
@@ -42,6 +42,7 @@ export async function migrateToWorkspace (fileManager, filePanel) {
 const populateWorkspace = async (workspace, json, browserProvider) => {
   for (const item in json) {
     const isFolder = json[item].content === undefined
+    if (isFolder && item === '/.workspaces') continue // we don't want to replicate this one.
     if (isFolder) {
       browserProvider.createDir(joinPath(workspace, item))
       await populateWorkspace(workspace, json[item].children, browserProvider)