wip(mass-fragmentation): use new openchemlib-utils Reactions class

[codecov[bot]]

Codecov Report

All modified lines are covered by tests :white_check_mark:

Comparison is base (16e9ed8) 80.74% compared to head (67668f4) 80.33%. Report is 2 commits behind head on main.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #143 +/- ## ========================================== - Coverage 80.74% 80.33% -0.42% ========================================== Files 193 194 +1 Lines 32961 32334 -627 Branches 3266 3268 +2 ========================================== - Hits 26614 25974 -640 - Misses 6339 6352 +13 Partials 8 8 ``` | [Files](https://app.codecov.io/gh/cheminfo/mass-tools/pull/143?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=cheminfo) | Coverage Δ | | |---|---|---| | [...es/mass-fragmentation/src/database/getDatabases.js](https://app.codecov.io/gh/cheminfo/mass-tools/pull/143?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=cheminfo#diff-cGFja2FnZXMvbWFzcy1mcmFnbWVudGF0aW9uL3NyYy9kYXRhYmFzZS9nZXREYXRhYmFzZXMuanM=) | `100.00% <100.00%> (ø)` | | | [...ages/mass-fragmentation/src/getFragmentationSVG.js](https://app.codecov.io/gh/cheminfo/mass-tools/pull/143?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=cheminfo#diff-cGFja2FnZXMvbWFzcy1mcmFnbWVudGF0aW9uL3NyYy9nZXRGcmFnbWVudGF0aW9uU1ZHLmpz) | `100.00% <100.00%> (ø)` | | | [packages/mass-fragmentation/src/index.js](https://app.codecov.io/gh/cheminfo/mass-tools/pull/143?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=cheminfo#diff-cGFja2FnZXMvbWFzcy1mcmFnbWVudGF0aW9uL3NyYy9pbmRleC5qcw==) | `63.98% <100.00%> (-16.09%)` | :arrow_down: | | [...es/mass-fragmentation/src/reactionFragmentation.js](https://app.codecov.io/gh/cheminfo/mass-tools/pull/143?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=cheminfo#diff-cGFja2FnZXMvbWFzcy1mcmFnbWVudGF0aW9uL3NyYy9yZWFjdGlvbkZyYWdtZW50YXRpb24uanM=) | `100.00% <100.00%> (+5.59%)` | :arrow_up: | | [packages/mass-fragmentation/src/utils/getMasses.js](https://app.codecov.io/gh/cheminfo/mass-tools/pull/143?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=cheminfo#diff-cGFja2FnZXMvbWFzcy1mcmFnbWVudGF0aW9uL3NyYy91dGlscy9nZXRNYXNzZXMuanM=) | `100.00% <100.00%> (ø)` | |

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