Refresh FileList on current folder update

[Raudius]

• Resolves: Refresh current folder view nextcloud-libraries/nextcloud-files#845

Summary

This PR subscribes the FileList view to the file-updated event. If the file updated matches the current folder it re-fetches the current view.

Checklist

• Code is properly formatted
• Sign-off message is added to all commits
• Tests (unit, integration, api and/or acceptance) are included
• Screenshots before/after for front-end changes
• Documentation (manuals or wiki) has been updated or is not required
• Backports requested where applicable (ex: critical bugfixes)

[skjnldsv]

/backport to stable28

[Raudius]

/compile

[hschletz]

This PR won't work because the function names mismatch: subscribe() uses "onUpdateNode", but actual name is "onUpdatedNode".

[Raudius]

Nice catch @hschletz! I have now fixed it and tested again using my app which already integrates the changes:

https://github.com/Raudius/files_scripts/blob/master/src/files.ts#L10

[artonge]

@Raudius please rebase and compile again, then it will be good to merge :)

[Raudius]

/compile

[backportbot-nextcloud]

The backport to stable28 failed. Please do this backport manually.

# Switch to the target branch and update it
git checkout stable28
git pull origin stable28

# Create the new backport branch
git checkout -b fix/foo-stable28

# Cherry pick the change from the commit sha1 of the change against the default branch
# This might cause conflicts. Resolve them.
git cherry-pick abc123

# Push the cherry pick commit to the remote repository and open a pull request
git push origin fix/foo-stable28

Error: Unknown error

More info at https://docs.nextcloud.com/server/latest/developer_manual/getting_started/development_process.html#manual-backport