D28144: Make animation durations consistent with Kirigami values

[Nathaniel Graham]

ngraham added a dependent revision: D28239: Stop multiplying duration values.

REPOSITORY
  R242 Plasma Framework (Library)

REVISION DETAIL
  https://phabricator.kde.org/D28144

To: ngraham, #plasma, davidedmundson, mart
Cc: kde-frameworks-devel, LeGast00n, cblack, GB_2, michaelh, ngraham, bruns