fix(IngredientAnchorLink): Use alchemy-icon setAttribute

[tvdeyen]

What is this pull request for?

We changed <alchemy-icon> to use a svg icon sprite. We cannot update the class anymore, but need to change the icon-style attribute instead.

Checklist

• [x] I have followed Pull Request guidelines
• [x] I have added a detailed description into each commit message
• [x] I have added tests to cover this change

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[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 95.84%. Comparing base (350da56) to head (7616829).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #2859 +/- ## ======================================= Coverage 95.84% 95.84% ======================================= Files 229 229 Lines 6211 6211 ======================================= Hits 5953 5953 Misses 258 258 ```

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