pydna-group/pydna: Jordgubbstårta

<img width="500" alt="release_pydna" src="https://github.com/user-attachments/assets/9f1fafa1-a086-45bf-adf5-5631b78545f5" /> What's Changed Generalised recombinase functionality by @manulera in https://github.com/pydna-group/pydna/pull/564 Fix test to support biopython 1.86 by @manulera in https://github.com/pydna-group/pydna/pull/566 Fix melting functions and add shift_melt_cutsite_pairs by @manulera in https://github.com/pydna-group/pydna/pull/565 Dseq join that respects sticky ends by @BjornFJohansson in https://github.com/pydna-group/pydna/pull/572 Refactor parsers by @manulera in https://github.com/pydna-group/pydna/pull/567 Dependencies Bump black from 25.12.0 to 26.3.1 by @dependabot[bot] in https://github.com/pydna-group/pydna/pull/571 Bump tornado from 6.5.4 to 6.5.5 by @dependabot[bot] in https://github.com/pydna-group/pydna/pull/570 Bump pillow from 12.1.0 to 12.1.1 by @dependabot[bot] in https://github.com/pydna-group/pydna/pull/562 Bump coverage from 7.13.2 to 7.13.4 by @dependabot[bot] in https://github.com/pydna-group/pydna/pull/561 Bump pytest-doctestplus from 1.7.0 to 1.7.1 by @dependabot[bot] in https://github.com/pydna-group/pydna/pull/555 Full Changelog: https://github.com/pydna-group/pydna/compare/v5.5.7...v5.5.8