add possibility to use a global linking function via decorator

[bgraedel]

This PR adds the possibilility to use a global linker instead of a per-cluster inliner by adding a corresponding decorator to the callable

[codecov]

Codecov Report

❌ Patch coverage is 47.58065% with 65 lines in your changes missing coverage. Please review.

Files with missing lines	Patch %	Lines
arcos4py/tools/_linking.py	45.54%	50 Missing and 5 partials ⚠️
arcos4py/tools/_detect_events.py	54.54%	7 Missing and 3 partials ⚠️

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