chore(main): release 6.0.0

[cheminfo-bot]

:robot: I have created a release beep boop

6.0.0 (2022-12-05)

⚠ BREAKING CHANGES

• remove default export from all the packages
• emdb: rename DBManager to EMDB
• emdb: remove IsotopicDistribution and MFParser. You should use mass-tools to have those 2 librairies

Miscellaneous Chores

• emdb: remove IsotopicDistribution and MFParser. You should use mass-tools to have those 2 librairies (e6a3cc1)
• emdb: rename DBManager to EMDB (e6a3cc1)
• remove default export from all the packages (e6a3cc1)

---

This PR was generated with Release Please. See documentation.

[codecov[bot]]

Codecov Report

Base: 69.69% // Head: 69.69% // No change to project coverage :thumbsup:

Coverage data is based on head (680eb91) compared to base (0a263ce). Patch has no changes to coverable lines.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #93 +/- ## ======================================= Coverage 69.69% 69.69% ======================================= Files 145 145 Lines 8051 8051 Branches 2579 2579 ======================================= Hits 5611 5611 Misses 2413 2413 Partials 27 27 ``` Help us with your feedback. Take ten seconds to tell us [how you rate us](https://about.codecov.io/nps?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=cheminfo). Have a feature suggestion? [Share it here.](https://app.codecov.io/gh/feedback/?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=cheminfo)

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[cheminfo-bot]

:robot: Release is at https://github.com/cheminfo/mass-tools/releases/tag/v6.0.0 :sunflower: