docs: fix typo in pipeline/error.md

[cvvs]

Related issue

Proposed changes

Fixes a small typo in the pipeline/errors docs X-Forwaded-For -> X-Forwarded-For

Checklist

• I have read the contributing 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
  [email protected]) 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.

[zepatrik]

Awesome, thank you 🎉