Upgrade to go1.22 and other updates

[cpanato]

Summary

• upgrade to go1.22
• add job to build with gorelease to test the flow
• group dependabot updates
• drop job that is not useful

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 12 lines in your changes are missing coverage. Please review.

Project coverage is 46.39%. Comparing base (6fd19b0) to head (0e4471e).
Report is 92 commits behind head on main.

Files	Patch %	Lines
cmd/fetch-tsa-certs/fetch_tsa_certs.go	0.00%	2 Missing ⚠️
cmd/timestamp-cli/app/inspect.go	0.00%	2 Missing ⚠️
cmd/timestamp-cli/app/timestamp.go	0.00%	2 Missing ⚠️
cmd/timestamp-cli/app/verify.go	0.00%	2 Missing ⚠️
cmd/timestamp-cli/app/format/wrap.go	0.00%	0 Missing and 1 partial ⚠️
cmd/timestamp-cli/app/root.go	0.00%	1 Missing ⚠️
cmd/timestamp-server/app/serve.go	0.00%	1 Missing ⚠️
pkg/signer/signer.go	0.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #722      +/-   ##
==========================================
- Coverage   52.85%   46.39%   -6.47%     
==========================================
  Files          20       55      +35     
  Lines        1209     2910    +1701     
==========================================
+ Hits          639     1350     +711     
- Misses        509     1420     +911     
- Partials       61      140      +79     

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[haydentherapper]

Thank you! Have you tested this release on a fork to confirm the GHAs are working as expected?

[cpanato]

Thank you! Have you tested this release on a fork to confirm the GHAs are working as expected?

will do that just to confirm :)

[cpanato]

here @haydentherapper

job: https://github.com/cpanato/timestamp-authority/actions/runs/9059291147
image: ghcr.io/cpanato/timestamp-server:v99.99.00
release: https://github.com/cpanato/timestamp-authority/releases/tag/v99.99.00