Revert "erp5_ui_test_core: Make waitForActivities independent from the number...
Revert "erp5_ui_test_core: Make waitForActivities independent from the number of activities processed per tic." This reverts commit 208b11ad.
Revert "erp5_ui_test_core: Make waitForActivities independent from the number of activities processed per tic." This reverts commit 208b11ad.