feat(sdk): add cookie headers to all form submissions

[aeneasr]

Closes #2003
Closes #2454

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

[codecov]

Codecov Report

Merging #2467 (79dbfd9) into master (50bdba9) will increase coverage by 0.03%.
The diff coverage is 100.00%.

❗ Current head 79dbfd9 differs from pull request most recent head 2b95c22. Consider uploading reports for the commit 2b95c22 to get more accurate results

@@            Coverage Diff             @@
##           master    #2467      +/-   ##
==========================================
+ Coverage   76.52%   76.55%   +0.03%     
==========================================
  Files         316      316              
  Lines       17596    17600       +4     
==========================================
+ Hits        13465    13474       +9     
+ Misses       3197     3192       -5     
  Partials      934      934              

Impacted Files	Coverage Δ
selfservice/flow/login/handler.go	80.83% <ø> (ø)
selfservice/flow/recovery/handler.go	62.50% <ø> (ø)
selfservice/flow/registration/handler.go	78.57% <ø> (ø)
selfservice/flow/settings/handler.go	68.91% <ø> (ø)
selfservice/flow/verification/handler.go	65.09% <ø> (ø)
courier/smtp.go	75.00% <100.00%> (+0.42%)	⬆️
driver/config/config.go	82.05% <100.00%> (+0.05%)	⬆️
ui/node/attributes.go	60.86% <100.00%> (ø)
ui/node/node.go	90.65% <100.00%> (ø)
persistence/sql/persister_courier.go	89.70% <0.00%> (ø)
... and 1 more

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 2bffee8...2b95c22. Read the comment docs.