bump fs-extra types

Summary: `recursive` was dropped in when [dropping](https://github.com/jprichardson/node-fs-extra/issues/886) node v10

Reviewed By: aigoncharov

Differential Revision: D48780242

fbshipit-source-id: 29349590a7f14da85fe8df28b20d9b418e7a8b1d

desktop/pkg-lib/src/__tests__/getWatchFolders.node.tsx

@@ -99,6 +99,7 @@ describe('getWatchFolders', () => {
     };
     const readReadJson = fs.readJson;
     try {
+      // @ts-expect-error readJson is read only and it is fine, this is a test
       fs.readJson = readJsonMock as any;
       const resolvedFolders = await getWatchFolders(
         path.join(rootDir, 'local_module_2'),
@@ -115,6 +116,7 @@ describe('getWatchFolders', () => {
         ]
       `);
     } finally {
+      // @ts-expect-error readJson is read only and it is fine, this is a test
       fs.readJson = readReadJson;
     }
   });