Fix: highlight indent guides with wrapped lines

[mkslanc]

Issue #, if available: #5619

Description of changes:

By submitting this pull request, I confirm that you can use, modify, copy, and redistribute this contribution, under the terms of your choice.

Pull Request Checklist:

• No backwards incompatible changes were made to Ace's public interface which is defined through the main typings file (ace.d.ts) and its references:
  • https://github.com/ajaxorg/ace/blob/master/ace.d.ts
  • https://github.com/ajaxorg/ace/blob/master/ace-modes.d.ts
  • https://github.com/ajaxorg/ace/blob/master/ace-extensions.d.ts

[codecov]

Codecov Report

Attention: Patch coverage is 90.00000% with 1 line in your changes missing coverage. Please review.

Project coverage is 86.91%. Comparing base (26eda25) to head (80a8379).
Report is 17 commits behind head on master.

Files with missing lines	Patch %	Lines
src/layer/text.js	88.88%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #5621      +/-   ##
==========================================
+ Coverage   86.89%   86.91%   +0.02%     
==========================================
  Files         594      594              
  Lines       43151    43222      +71     
  Branches     7151     7155       +4     
==========================================
+ Hits        37497    37568      +71     
  Misses       5654     5654              

Flag	Coverage Δ
unittests	86.91% <90.00%> (+0.02%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

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

[andredcoliveira]

Should line 12's second indent guide also be highlighted?

Checked using https://raw.githack.com/ajaxorg/ace/80a8379818bb0e058f223a279aa86f716938fca5/kitchen-sink.html