Fix windows fails

[Frando]

We have test fails on windows:

https://github.com/arso-project/sonar/pull/51/checks?check_run_id=761679013

think it's this part - has to be investigated:

Error: Closed
    at Request._openAndNotClosed (D:\a\sonar\sonar\node_modules\random-access-storage\index.js:180:38)
    at Request._run (D:\a\sonar\sonar\node_modules\random-access-storage\index.js:207:16)
    at RandomAccessFile.RandomAccess.run (D:\a\sonar\sonar\node_modules\random-access-storage\index.js:111:12)
    at RandomAccessFile.RandomAccess.write (D:\a\sonar\sonar\node_modules\random-access-storage\index.js:64:8)
    at Storage.putBitfield (D:\a\sonar\sonar\node_modules\hypercore\lib\storage.js:210:17)
    at Feed._syncBitfield (D:\a\sonar\sonar\node_modules\hypercore\index.js:1633:19)
    at sync (D:\a\sonar\sonar\node_modules\hypercore\index.js:159:10)
    at update (D:\a\sonar\sonar\node_modules\last-one-wins\index.js:22:5)
    at Feed._sync (D:\a\sonar\sonar\node_modules\last-one-wins\index.js:9:5)
    at Request.done [as _callback] (D:\a\sonar\sonar\node_modules\hypercore\index.js:1575:10)
    at Request.callback (D:\a\sonar\sonar\node_modules\random-access-storage\index.js:173:8)
    at onwrite (D:\a\sonar\sonar\node_modules\random-access-file\index.js:62:31)
    at FSReqCallback.wrapper [as oncomplete] (fs.js:622:5)
Emitted 'error' event on Hyperdrive instance at:
    at onReady (D:\a\sonar\sonar\node_modules\hyperdrive\index.js:90:28)
    at Hyperdrive.onopen (D:\a\sonar\sonar\node_modules\nanoresource\emitter.js:124:39)
    at done (D:\a\sonar\sonar\node_modules\hyperdrive\index.js:198:23)
    at D:\a\sonar\sonar\node_modules\hyperdrive\index.js:177:27
    at MountableHypertrie.onopen (D:\a\sonar\sonar\node_modules\nanoresource\emitter.js:124:39)
    at D:\a\sonar\sonar\node_modules\mountable-hypertrie\index.js:83:25
    at apply (D:\a\sonar\sonar\node_modules\thunky\index.js:44:12)
    at processTicksAndRejections (internal/process/task_queues.js:84:21)
error Command failed with exit code 1.