feat: add token_endpoint_auth_signing_alg to cli

[sashamelentyev]

Related issue(s)

Checklist

• I have read the contributing guidelines.
• I have referenced an issue containing the design document if my change introduces a new feature.
• I am following the contributing code guidelines.
• I have read the security policy.
• I confirm that this pull request does not address a security vulnerability. If this pull request addresses a security.
  vulnerability, I confirm that I got green light (please contact security@ory.sh) from the
  maintainers to push the changes.
• I have added tests that prove my fix is effective or that my feature works.
• I have added or changed the documentation.

Further Comments

[CLAassistant]

All committers have signed the CLA.

[sashamelentyev]

#3025

[codecov]

Codecov Report

Merging #3148 (147cce5) into master (9902ec7) will decrease coverage by 0.00%.
The diff coverage is 75.00%.

❗ Current head 147cce5 differs from pull request most recent head a376325. Consider uploading reports for the commit a376325 to get more accurate results

@@            Coverage Diff             @@
##           master    #3148      +/-   ##
==========================================
- Coverage   79.55%   79.55%   -0.01%     
==========================================
  Files         112      112              
  Lines        7967     7971       +4     
==========================================
+ Hits         6338     6341       +3     
- Misses       1224     1225       +1     
  Partials      405      405              

Impacted Files	Coverage Δ
cmd/cli/handler_client.go	28.90% <50.00%> (+0.24%)	⬆️
cmd/clients_create.go	100.00% <100.00%> (ø)
cmd/clients_update.go	100.00% <100.00%> (ø)

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[vinckr]

Hello @sashamelentyev
Congrats on merging your first PR in Ory 🎉 !
Your contribution will soon be helping secure millions of identities around the globe 🌏.
As a small token of appreciation we send all our first time contributors a gift package to welcome them to the community.
Please drop me an email and I will forward you the form to claim your Ory swag!