fix(instance_server): ignore diff for user_data.ssh-host-fingerprints

[Codelax]

Fix #2800

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 67.66%. Comparing base (fe86049) to head (5159471).
Report is 225 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #2810      +/-   ##
==========================================
- Coverage   71.43%   67.66%   -3.78%     
==========================================
  Files         277      339      +62     
  Lines       35875    39927    +4052     
==========================================
+ Hits        25628    27015    +1387     
- Misses       8028    10598    +2570     
- Partials     2219     2314      +95     

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

---

🚨 Try these New Features:

• Flaky Tests Detection - Detect and resolve failed and flaky tests