change order of buttons to have sort button first

the sort button has a varying width: placing it leftmost to avoid having
the other buttons move
1 job for !162 with sortByManyRolesV2 in 20 minutes and 41 seconds (queued for 7 minutes and 31 seconds)
latest detached
Status Job ID Name Coverage
  Build
passed #68401
linux kf5-qt5 qt5.12

00:20:41

86.0%