Add binding example

[liamhuber]

• Adds node for switching species
• Update output dtyping dynamically on the array slicer/indexer
• Debug "source code" representation for nodes defined in-notebook
• Add an example for calculating solute-GB binding

[review-notebook-app[bot]]

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[github-actions[bot]]

:point_left: Launch a binder notebook on branch pyiron/ironflow/solutes

[coveralls]

Pull Request Test Coverage Report for Build 4996429528

• 11 of 22 (50.0%) changed or added relevant lines in 3 files are covered.
• 1 unchanged line in 1 file lost coverage.
• Overall coverage increased (+0.09%) to 50.828%

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Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
ironflow/nodes/pyiron_atomistics.py	4	7	57.14%
ironflow/model/node.py	0	4	0.0%
ironflow/nodes/array.py	7	11	63.64%
<!--	Total:	11	22	50.0%	-->

Files with Coverage Reduction	New Missed Lines	%
ironflow/model/node.py	1	68.84%
<!--	Total:	1		-->

Totals
Change from base Build 4993897103:	0.09%
Covered Lines:	1873
Relevant Lines:	3685

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💛 - Coveralls