chore: bump Go to 1.20

[odubajDT]

No description provided.

[netlify]

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[codecov]

Codecov Report

Merging #1294 (f2283e6) into main (b5f4e91) will decrease coverage by 0.04%.
The diff coverage is n/a.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1294      +/-   ##
==========================================
- Coverage   59.83%   59.79%   -0.04%     
==========================================
  Files         138      138              
  Lines       10462    10462              
==========================================
- Hits         6260     6256       -4     
- Misses       3967     3970       +3     
- Partials      235      236       +1     

see 1 file with indirect coverage changes

Flag	Coverage Δ
certificate-operator	64.15% <ø> (ø)
component-tests	59.60% <ø> (-0.86%)	⬇️
lifecycle-operator	78.34% <ø> (ø)
metrics-operator	77.80% <ø> (ø)
scheduler	21.75% <ø> (ø)

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[sonarcloud]

Kudos, SonarCloud Quality Gate passed!   

0 Bugs
0 Vulnerabilities
0 Security Hotspots
0 Code Smells

No Coverage information
0.7% Duplication