Get files from Flipper folder for every app on an iOS device

Summary:
Design doc: https://docs.google.com/document/d/1HLCFl46RfqG0o1mSt8SWrwf_HMfOCRg_oENioc1rkvQ/edit#

Fetch list of files in the `/sonar` folder on iOS devices and fetch all the files

Reviewed By: passy

Differential Revision: D40548410

fbshipit-source-id: d38cbbb1e3b5579c13f30777233e3caf7b8c9b34

desktop/flipper-server-core/src/FlipperServerImpl.tsx

@@ -605,7 +605,11 @@ export class FlipperServerImpl implements FlipperServer {
   private async fetchDebugLogs() {
     const debugDataForEachDevice = await Promise.all(
       [...this.devices.values()]
-        .filter((device) => device.info.os === 'Android')
+        .filter(
+          (device) =>
+            device.connected &&
+            (device.info.os === 'Android' || device.info.os === 'iOS'),
+        )
         .map((device) =>
           (device as unknown as DebuggableDevice).readFlipperFolderForAllApps(),
         ),