fix: webhook config parse for settings flow

[jossbnd]

Related issue(s)

#3252

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 the approval (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.

[codecov]

Codecov Report

Merging #3305 (b43c50c) into master (950b41a) will decrease coverage by 0.02%.
The diff coverage is n/a.

❗ Current head b43c50c differs from pull request most recent head a70dc82. Consider uploading reports for the commit a70dc82 to get more accurate results

@@            Coverage Diff             @@
##           master    #3305      +/-   ##
==========================================
- Coverage   78.09%   78.08%   -0.02%     
==========================================
  Files         325      325              
  Lines       21092    21054      -38     
==========================================
- Hits        16471    16439      -32     
+ Misses       3391     3388       -3     
+ Partials     1230     1227       -3     

see 3 files with indirect coverage changes

[aeneasr]

Can you please add some tests to web_hook_integrations? Probably just a bit of copy & paste :)

[aeneasr]

Awesome, thank you! 🎉 Your contribution makes Ory better :)