fix(metadata-ingestion): fix requirements for m1 preflight checks

[gabe-lyons]

Non m1 computers have uname of Darwin as well. We need to also verify the machine hardware name in order to run m1 checks.

Checklist

• The PR conforms to DataHub's Contributing Guideline (particularly Commit Message Format)
• Links to related issues (if applicable)
• Tests for the changes have been added/updated (if applicable)
• Docs related to the changes have been added/updated (if applicable)

[github-actions]

Unit Test Results

     43 files   -     1       43 suites   - 1   27m 30s ⏱️ + 1m 16s
   616 tests ±    0     564 ✔️ ±    0  52 💤 ±0  0 ❌ ±0 
1 174 runs   - 181  1 106 ✔️  - 181  68 💤 ±0  0 ❌ ±0 

Results for commit b8edd6f. ± Comparison against base commit a16c432.

[shirshanka]

LGTM
CI failures seem unrelated.