Highlight matched nodes in the stack chart when searching

[fatadel]

Closes #1818.

When a search string is active, draw a BLUE_60 border around stack chart boxes whose function name matches. Ancestor call nodes in the path of a match also get a thinner border to highlight the full call node path.

---

Before reviewing the code changes, I would like you to have a look visually and tell me if that is what you want to see 🤓

This is the profile from the STR of the original issue with the changes of this PR.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 85.46%. Comparing base (c886717) to head (fdb1a1e).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #5935      +/-   ##
==========================================
+ Coverage   85.45%   85.46%   +0.01%     
==========================================
  Files         321      321              
  Lines       32139    32171      +32     
  Branches     8850     8775      -75     
==========================================
+ Hits        27463    27495      +32     
  Misses       4241     4241              
  Partials      435      435              

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

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.
• 📦 JS Bundle Analysis: Save yourself from yourself by tracking and limiting bundle sizes in JS merges.

[mstange]

Before reviewing the code changes, I would like you to have a look visually and tell me if that is what you want to see 🤓

Looks acceptable to me visually. Not super pretty but good enough :)