feat: handle distroless for upgrade all packages

[ashnamehrotra]

Describe the changes in this pull request using active verbs such as Add, Remove, Replace ...

• Adds support for distroless images when updating all packages without scanner report.
• Reads from /var/lib/rpmmanifest/container-manifest-2 for rpm and /var/lib/dpkg/status.d/ for debian to get list of packages.
• Verifies which of these packages is outdated and updates only those packages.
• Handles an edge case for mac when host OS is darwin and sets it to linux.
• Tests same set of images as with scan report with ignore-errors false

Closes #569
Part of #522

[codecov]

Codecov Report

Attention: Patch coverage is 19.74522% with 126 lines in your changes are missing coverage. Please review.

Project coverage is 33.81%. Comparing base (2602d59) to head (3f7fa51).
Report is 62 commits behind head on main.

Files	Patch %	Lines
pkg/pkgmgr/dpkg.go	27.38%	60 Missing and 1 partial ⚠️
pkg/pkgmgr/rpm.go	0.00%	50 Missing ⚠️
pkg/patch/patch.go	35.29%	11 Missing ⚠️
pkg/buildkit/buildkit.go	0.00%	4 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #570      +/-   ##
==========================================
+ Coverage   32.51%   33.81%   +1.30%     
==========================================
  Files          17       18       +1     
  Lines        1621     1514     -107     
==========================================
- Hits          527      512      -15     
+ Misses       1062      969      -93     
- Partials       32       33       +1     

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[sozercan]

Thank you! LGTM