fixup! base,core: move RoundingTool and RoundingModel to erp5_core

"template_keep_path_list" definition was wrong, the tool is uninstalled
when updating in wrong order
3 jobs for master in 0 seconds
Status Job ID Name Coverage
  External
passed ERP5.PerformanceTest-Master

00:26:34

passed SlapOS.Eggs.UnitTest-Master.Python2

00:14:34

passed SlapOS.Eggs.UnitTest-Master.Python3

00:14:08