[KDESKTOP-965] Fixes use of wrong operation type in UpdateTreeWorker::updateTmpNode

[luc-guyot-infomaniak]

This pull-request fixes a regression that I introduced while re-factoring UpdateTreeWorker (Sonar's suggested improvements).

To do:

• Unit test to prevent regression, see https://infomaniak.atlassian.net/browse/KDESKTOP-969.

[sonarcloud[bot]]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
No data about Coverage
0.0% Duplication on New Code

See analysis details on SonarCloud