Bump go 1.20

[umbynos]

Please check if the PR fulfills these requirements

• The PR has no duplicates (please search among the Pull Requests
  before creating one)
• Tests for the changes have been added (for bug fixes / features)

• What kind of change does this PR introduce?

Infra bump

• What is the current behavior?

This version is not compatible with the goa version we'll use in a future PR

• What is the new behavior?

We use in the CI the same golang version we use locally

• Does this PR introduce a breaking change?

no

• Other information:

[codecov-commenter]

Codecov Report

Patch and project coverage have no change.

Comparison is base (d170a5e) 10.96% compared to head (03e3de3) 10.96%.

❗ Current head 03e3de3 differs from pull request most recent head 2bfb5c7. Consider uploading reports for the commit 2bfb5c7 to get more accurate results

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #814   +/-   ##
=======================================
  Coverage   10.96%   10.96%           
=======================================
  Files          55       55           
  Lines        4066     4066           
=======================================
  Hits          446      446           
  Misses       3565     3565           
  Partials       55       55           

Flag	Coverage Δ
unit	10.96% <ø> (ø)

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

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.