Store number of found defects for OSH scans

[lbarcziova]

Fixes #2625

RELEASE NOTES BEGIN

N/A

RELEASE NOTES END

[softwarefactory-project-zuul]

Build succeeded.
https://softwarefactory-project.io/zuul/t/packit-service/buildset/7e71799f789e4bc4a777abcfc08cc4e3

✔️ pre-commit SUCCESS in 2m 07s
✔️ packit-service-tests SUCCESS in 2m 35s

[mfocko]

Want to expose it in the API in a follow-up? Or it's just for stats? 👀

[lbarcziova]

Want to expose it in the API in a follow-up? Or it's just for stats?

good point! It is mostly for stats, but having it in the API (and displaying) may be beneficial as well, will add it here

[softwarefactory-project-zuul]

Build succeeded.
https://softwarefactory-project.io/zuul/t/packit-service/buildset/2aea08776d024c81ad7afc2c5ea195bb

✔️ pre-commit SUCCESS in 2m 06s
✔️ packit-service-tests SUCCESS in 2m 48s

[softwarefactory-project-zuul]

Build succeeded (gate pipeline).
https://softwarefactory-project.io/zuul/t/packit-service/buildset/1b2fe4dcd1b84facbea4551aa0818d4b

✔️ pre-commit SUCCESS in 2m 10s

[siteshwar]

Please do not use the word "defect" to refer "findings". I understand that word is used too many times in the OSH code, but please do not refer to it in the UI.