update CONTRIBUTING doc with more system info, update templates

[hborawski]

• Update PR template
• Add extra comment for bug report template
• Update CONTRIBUTING to include more system info + iOS presetup / skip

[codecov]

Codecov Report

All modified lines are covered by tests ✅

Comparison is base (24a7f7b) 81.92% compared to head (c7f712f) 81.92%.

❗ Current head c7f712f differs from pull request most recent head 8130282. Consider uploading reports for the commit 8130282 to get more accurate results

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #158   +/-   ##
=======================================
  Coverage   81.92%   81.92%           
=======================================
  Files         128      128           
  Lines        4498     4498           
  Branches     1109     1109           
=======================================
  Hits         3685     3685           
  Misses        534      534           
  Partials      279      279           

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