D20897: Ensure the left border miss no change of the count of line number digits

[loh tar]

loh.tar created this revision.
loh.tar added a reviewer: KTextEditor.
Herald added projects: Kate, Frameworks.
Herald added subscribers: kde-frameworks-devel, kwrite-devel.
loh.tar requested review of this revision.

REVISION SUMMARY
  This check was accidentally removed by 57781f34 <https://phabricator.kde.org/R39:57781f34d234b16d7040e774dbb93bc52ab85c69> - Review IconBorder

TEST PLAN
  Open new file, hit 10+ times the return key, watch the line numbers :-/

REPOSITORY
  R39 KTextEditor

REVISION DETAIL
  https://phabricator.kde.org/D20897

AFFECTED FILES
  src/view/kateviewhelpers.cpp

To: loh.tar, #ktexteditor
Cc: kwrite-devel, kde-frameworks-devel, #ktexteditor, domson, michaelh, ngraham, bruns, demsking, cullmann, sars, dhaumann
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