Revert "sort out "not assigned to me" before "no time spent" in weekly report"

This reverts commit 28ea4f5cec2241bad180db0782871dd66ea97682.
Revert "replace "Separate Only Status Changes" with "Separate No time spent" in weekly report"

This reverts commit 739b4230e00517508c8e19b6ce038851f18c0509.