ROX-31770: Import required CSS for FeedbackModal styling

[sachaudh]

Description

This PR fixes styling issues related to the "Share Feedback Modal".

User-facing documentation

• CHANGELOG.md is updated OR update is not needed
• documentation PR is created and is linked above OR is not needed

Testing and quality

• the change is production ready: the change is GA, or otherwise the functionality is gated by a feature flag
• CI results are inspected

Automated testing

• added unit tests
• added e2e tests
• added regression tests
• added compatibility tests
• modified existing tests

How I validated my change

Before v5

After v5 but before PR fixes

After PR fixes

[openshift-ci]

Skipping CI for Draft Pull Request.
If you want CI signal for your change, please convert it to an actual PR.
You can still manually trigger a test run with /test all

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 49.49%. Comparing base (403d48d) to head (b0361e7).

Additional details and impacted files

@@                      Coverage Diff                       @@
##           saif/ROX-31771-fix-my-profile   #18008   +/-   ##
==============================================================
  Coverage                          49.48%   49.49%           
==============================================================
  Files                               2691     2691           
  Lines                             197901   197901           
==============================================================
+ Hits                               97940    97946    +6     
+ Misses                             92321    92315    -6     
  Partials                            7640     7640           

Flag	Coverage Δ
go-unit-tests	49.49% <ø> (+<0.01%)	⬆️

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