updated NOTES.txt

NOTES.txt

@@ -3020,7 +3020,8 @@ After a few week all stoped runners are invalided so they must be re-configured.
 Simply delete the .runner file and invoke the config script again as is described here:
 https://docs.github.com/en/actions/hosting-your-own-runners/managing-self-hosted-runners/adding-self-hosted-runners
 
- - !!! backup .env and .path (Linux only) before deleting whole runner's folder
+ - !!! (don't delete runner's folder) backup .env and .path (Linux only) before deleting
+       whole runner's folder
  - no need to remove services before re-configuring
    - on Linux call this commend before: sudo ./svc.sh stop
    - Linux svc commands: sudo ./svc.sh start/status/stop