Fix settings initialization

[bynect]

settings.print_notifications and settings.startup_notification were always set to zero by load_settings

[codecov-commenter]

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Codecov Report

❌ Patch coverage is 33.33333% with 2 lines in your changes missing coverage. Please review.
✅ Project coverage is 65.06%. Comparing base (15b1e8c) to head (53ada2a).
⚠️ Report is 320 commits behind head on master.

Files with missing lines	Patch %	Lines
src/dunst.c	0.00%	2 Missing ⚠️
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Additional details and impacted files

@@           Coverage Diff           @@
##           master    #1299   +/-   ##
=======================================
  Coverage   65.06%   65.06%           
=======================================
  Files          48       48           
  Lines        8173     8173           
=======================================
  Hits         5318     5318           
  Misses       2855     2855           

Flag	Coverage Δ
unittests	65.06% <33.33%> (ø)

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[zappolowski]

Please rebase to current master to pick up the new actions.

[bynect]

I'll merge this