Project hierarchy broken in `summary` command

Two reports two different project hierarchies

`projects` -> correct
`summary` -> wrong

### Same as above (in text)

```bash
$ task projects

Project Tasks
(none) 1
epam 29
upskill 28
onboarding 4
learndash 24
technical-interview 12
cloudx 7
azure-fundamentals 5
learn 45
youtube 39
vizuara 29
deepseek 29
stanford 9
cme295 9
linkedin 4
ai-infra-gcp 4

15 projects (75 tasks)
============================================================
$ task summary

Project Remaining Avg age Complete 0% 100%
(none) 1 6h 0%
epam 29 19h 17%
upskill 28 19h 12%
onboarding 4 18h 33%
learndash 24 19h 7%
technical-interview 12 9h 7%
cloudx 7 1d 12%
azure-fundamentals 5 1d 0%
learn 45 5h 2%
youtube 39 4h 0%
linkedin 4 7h 0%
ai-infra-gcp 4 7h 0%
stanford 9 3h 0%
cme295 9 3h 0%
vizuara 29 3h 0%
deepseek 29 3h 0%

16 projects

```