feat(package): add support for package directories without name and version

[azlam-abdulsalam]

Remove restriction on packageDirectories without package and versionNumber keys such as src-temp. Such packages will
automatically ignored by orchestrator on all stages.

fixes #842

Checklist

All items have to be completed before a PR is merged

• Adhere to Contribution Guidelines
• Updates to Decision Records considered?
• Updates to documentation at DX@Scale Guide considered?
• Tested changes?
• Unit Tests new and existing passing locally?

[codecov-commenter]

Codecov Report

Merging #1028 (b22298c) into develop (3961072) will decrease coverage by 0.24%.
The diff coverage is 53.84%.

@@             Coverage Diff             @@
##           develop    #1028      +/-   ##
===========================================
- Coverage    58.37%   58.13%   -0.25%     
===========================================
  Files           51       51              
  Lines         1576     1598      +22     
  Branches       332      340       +8     
===========================================
+ Hits           920      929       +9     
- Misses         613      626      +13     
  Partials        43       43              

Impacted Files	Coverage Δ
packages/core/src/project/ProjectConfig.ts	76.19% <45.45%> (-12.88%)	⬇️
...ckages/sfpowerscripts-cli/src/ProjectValidation.ts	100.00% <100.00%> (ø)

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 3961072...b22298c. Read the comment docs.