Fix bugs and support atom indices as inputs in the lasso viz function

[hadim]

Changelogs

• Handle aromatic queries in lasso viz by only preparing the mol for drawing after the matches + add relevant unit test.
• Allow for SMARTS matching in lasso viz function + add unit test.
• Simplify the multiple input types logic in lasso viz.
• Allow to provide a list or list of list of atom indices to highlight in the lasso viz function.
• The lasso viz function will now not throw an error when the search_molecules is None or empty.

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Checklist:

• [x] Was this PR discussed in an issue? It is recommended to first discuss a new feature into a GitHub issue before opening a PR.
• [x] Add tests to cover the fixed bug(s) or the new introduced feature(s) (if appropriate).
• [ ] Update the API documentation is a new function is added, or an existing one is deleted.
• [x] Write concise and explanatory changelogs below.
• [x] If possible, assign one of the following labels to the PR: feature, fix or test (or ask a maintainer to do it for you).

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discussion related to that PR

[codecov[bot]]

Codecov Report

Merging #198 (c6c656b) into main (55c190c) will increase coverage by 0.00%. The diff coverage is 91.66%.

@@           Coverage Diff           @@
##             main     #198   +/-   ##
=======================================
  Coverage   91.47%   91.48%           
=======================================
  Files          46       46           
  Lines        3672     3664    -8     
=======================================
- Hits         3359     3352    -7     
+ Misses        313      312    -1     

Flag	Coverage Δ
unittests	91.48% <91.66%> (+<0.01%)	:arrow_up:

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Impacted Files	Coverage Δ
datamol/viz/_lasso_highlight.py	90.95% <91.66%> (+0.12%)	:arrow_up:

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