#9181: fix crash trying to resume node editing

Clears temporal objects to avoid crash trying to resume node editing and
disconnects signals to avoid repetitive connects
#9181: fix crash trying to resume node editing

Clears temporal objects to avoid crash trying to resume node editing and
disconnects signals to avoid repetitive connects
Merge branch 'Issue_9181' of https://github.com/ahuarte47/QGIS into Issue_9181
Merge branch 'Issue_9181' of https://github.com/ahuarte47/QGIS into Issue_9181