applets/taskmanager: make PauseAnimation wait longer
300ms can still causes flickers when a tooltip is shown for the first tiem. 2000ms should be enough Amends 93fd171a BUG: 470135 FIXED-IN: 5.27.7 (cherry picked from commit 0ec35880)
300ms can still causes flickers when a tooltip is shown for the first tiem. 2000ms should be enough Amends 93fd171a BUG: 470135 FIXED-IN: 5.27.7 (cherry picked from commit 0ec35880)
mentioned in commit ec599c79