Use native Julia binaries in CI

[devmotion]

Currently, on MacOS tests are performed with the x64 Julia binary. This can lead to surprising test failures and most likely also doesn't reflect the common user setup.

[github-actions]

MCMCDiagnosticTools.jl documentation for PR #147 is available at:
https://TuringLang.github.io/MCMCDiagnosticTools.jl/previews/PR147/

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 96.79%. Comparing base (2c93747) to head (10eba08).

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #147   +/-   ##
=======================================
  Coverage   96.79%   96.79%           
=======================================
  Files          10       10           
  Lines         873      873           
=======================================
  Hits          845      845           
  Misses         28       28           

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[coveralls]

Pull Request Test Coverage Report for Build 19820936630

Details

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 96.793%

---

Totals
Change from base Build 19820799159:	0.0%
Covered Lines:	845
Relevant Lines:	873

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💛 - Coveralls

[sethaxen]

Which set-up would be more common for MacOS users?

[devmotion]

To use the native binary, ie aarch64 (Apple silicon).