use eToken for signing

[umbynos]

Please check if the PR fulfills these requirements

See how to contribute

• The PR has no duplicates (please search among the Pull Requests
  before creating one)
• The PR follows
  our contributing guidelines
• 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?

Infra change

What is the current behavior?

The certificate used to sign windows binaries is expiring, and the provider no longer ships a digital one.

What is the new behavior?

We have setup a local runner used to sign.

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

no

Other information

TODO:

• Remove INSTALLER_CERT_WINDOWS_PFX and use INSTALLER_CERT_WINDOWS_CER
• Replace INSTALLER_CERT_WINDOWS_PASSWORD
• Add INSTALLER_CERT_WINDOWS_CONTAINER

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 70.13%. Comparing base (8b78c05) to head (53fa85f).

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #2599      +/-   ##
==========================================
+ Coverage   70.11%   70.13%   +0.01%     
==========================================
  Files         222      222              
  Lines       21124    21124              
==========================================
+ Hits        14812    14816       +4     
+ Misses       5135     5132       -3     
+ Partials     1177     1176       -1     

Flag	Coverage Δ
unit	70.13% <ø> (+0.01%)	⬆️

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[alessio-perugini]

Looks good, 🙌

[Xayton]

LGTM