MLIBZ-2838: Bugfix crash on signpost calls

[heyzooi]

Description

Adding {public} to the signpost calls when handled strings

Changes

• Signpost calls now uses %@ instead of %s for string formatting

Tests

• Same unit tests

[codecov-io]

Codecov Report

Merging #346 into develop will increase coverage by 0.22%.
The diff coverage is 100%.

@@             Coverage Diff             @@
##           develop     #346      +/-   ##
===========================================
+ Coverage    85.59%   85.82%   +0.22%     
===========================================
  Files           70       70              
  Lines         8721     8788      +67     
===========================================
+ Hits          7465     7542      +77     
+ Misses        1256     1246      -10

Flag	Coverage Δ
#Mac	83.8% <100%> (?)
#iOS	85.82% <100%> (+0.22%)	⬆️

Impacted Files	Coverage Δ
Kinvey/Kinvey/RealmCache.swift	89.55% <ø> (ø)	⬆️
Kinvey/Kinvey/RealmSync.swift	100% <100%> (ø)	⬆️
Kinvey/Kinvey/DeviceInfo.swift	90.8% <0%> (-7.77%)	⬇️
Kinvey/Kinvey/Kinvey.swift	87.38% <0%> (-1.19%)	⬇️
Kinvey/Kinvey/FileStore.swift	87.35% <0%> (+0.64%)	⬆️
Kinvey/Kinvey/PushOperation.swift	94.33% <0%> (+0.94%)	⬆️
Kinvey/Kinvey/HttpRequest.swift	88.85% <0%> (+4.87%)	⬆️
Kinvey/Kinvey/Operation.swift	95.58% <0%> (+7.35%)	⬆️

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[vinaygahlawat]

It appears that the change here is to use %@ instead of %s, but the PR description states the opposite. Which is the correct way to do this?

[heyzooi]

@vinaygahlawat sorry, just fixed, %@ is the correct one