[kde-base/kactivities] Remove 9999 which was pinned to 4.13.49.9999
[kde-base] Remove kde-workspace 9999 versions.

They are exactly the same as kwin-4.11.49.9999, and are being
removed as they will cause issues with the KDE 5 versions moving
forward.
[sets] Update versions since some 9999 versions went away.
[kde-base] Account for kde-workspace and kactivites 9999 removal.