Update CI actions

[adzialocha]

• Remove unreliable tarpaulin and use source-based code coverage and grcov for coverage
• Use https://github.com/moonrepo/setup-rust instead of unmaintained actions-rs, this action also handles caching internally for us
• Separate build task from test

Closes #453

📋 Checklist

• Add tests that cover your changes
• Add this PR to the Unreleased section in CHANGELOG.md
• Link this PR to any issues it closes
• New files contain a SPDX license header

[codecov]

Codecov Report

Patch coverage has no change and project coverage change: +1.92 🎉

Comparison is base (ea723fc) 89.90% compared to head (14c7fae) 91.82%.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #455      +/-   ##
==========================================
+ Coverage   89.90%   91.82%   +1.92%     
==========================================
  Files          88      100      +12     
  Lines        8813    15733    +6920     
==========================================
+ Hits         7923    14447    +6524     
- Misses        890     1286     +396     

see 100 files with indirect coverage changes

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