Add support for pre_uninstall scripts

[MatteoPologruto]

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• The PR has no duplicates (please search among the Pull Requests
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• The PR follows
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• Tests for the changes have been added (for bug fixes / features)
• Docs have been added / updated (for bug fixes / features)
• UPGRADING.md has been updated with a migration guide (for breaking changes)
• configuration.schema.json updated if new parameters are added.

What kind of change does this PR introduce?

Code enhancement

What is the new behavior?

Support for pre_uninstall scripts has been added. The default behaviour of the CLI can be altered using the flags --run-pre-uninstall and --skip-pre-uninstall.

Does this PR introduce a breaking change, and is titled accordingly?

[codecov]

Codecov Report

Patch coverage: 74.28% and project coverage change: +0.11% 🎉

Comparison is base (55fc5aa) 63.03% compared to head (cc4fc16) 63.14%.
Report is 1 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #2311      +/-   ##
==========================================
+ Coverage   63.03%   63.14%   +0.11%     
==========================================
  Files         200      200              
  Lines       19206    19260      +54     
==========================================
+ Hits        12106    12162      +56     
+ Misses       6053     6052       -1     
+ Partials     1047     1046       -1     

Flag	Coverage Δ
unit	63.14% <74.28%> (+0.11%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Files Changed	Coverage Δ
commands/core/uninstall.go	50.00% <50.00%> (ø)
internal/cli/arguments/pre_post_script.go	53.48% <60.00%> (ø)
arduino/cores/packagemanager/install_uninstall.go	58.00% <60.97%> (+2.59%)	⬆️
commands/core/install.go	71.42% <100.00%> (ø)
commands/core/upgrade.go	80.64% <100.00%> (ø)
internal/cli/core/install.go	93.47% <100.00%> (+0.14%)	⬆️
internal/cli/core/uninstall.go	76.31% <100.00%> (+3.58%)	⬆️
internal/cli/core/upgrade.go	81.81% <100.00%> (+0.23%)	⬆️
internal/cli/upgrade/upgrade.go	100.00% <100.00%> (ø)

... and 2 files with indirect coverage changes

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[umbynos]

LGTM, I would only add a test

[umbynos]

I see some code duplication here, this could be an excellent use of subtests