chore: release v0.12.2

[hugrbot]

🤖 New release

• portgraph: 0.12.1 -> 0.12.2

Changelog

0.12.2 - 2024-07-05

Bug Fixes

• Intergraph edges in mermaid rendering (#139)

New Features

• Add PortOffset::opposite (#136)
• Efficient LCA algorithm for the hierarchy (#138)

Testing

• Use insta for mermaid/dot render tests (#137)

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This PR was generated with release-plz.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 80.55%. Comparing base (bd03a90) to head (8b17484).

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #134   +/-   ##
=======================================
  Coverage   80.55%   80.55%           
=======================================
  Files          22       22           
  Lines        5174     5174           
  Branches     5174     5174           
=======================================
  Hits         4168     4168           
  Misses        933      933           
  Partials       73       73           

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