chore(deps): update plugin org.jetbrains.kotlinx.kover to v0.5.1

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
org.jetbrains.kotlinx.kover	0.5.0 -> 0.5.1

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Release Notes

Kotlin/kotlinx-kover

v0.5.1

===================

Features

• Added Gradle configuration cache support (#​142)
• Implemented the use of the full path to the project for the exclusion (#​151)
• Supported IntelliJ Verifier
• Upgraded default and minimal IntelliJ Coverage Engine version to 1.0.668

IntelliJ Agent

• Fixed coverage counter for $DefaultImpls (#​149)

Internal features

• Added functional tests on verification
• Implemented simple JSON parser and serializer

Requirements

• Upgraded minimal supported Gradle version to 6.6

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Configuration

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🔕 Ignore: Close this PR and you won't be reminded about this update again.

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[codecov]

Codecov Report

Merging #87 (d5f82aa) into master (f2d05d5) will increase coverage by 0.55%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master      #87      +/-   ##
==========================================
+ Coverage   80.48%   81.04%   +0.55%     
==========================================
  Files          20       20              
  Lines         369      364       -5     
  Branches       59       60       +1     
==========================================
- Hits          297      295       -2     
+ Misses         55       52       -3     
  Partials       17       17              

Impacted Files	Coverage Δ
...ommonMain/kotlin/com/hoc081098/flowext/throttle.kt	83.63% <0.00%> (+0.87%)	⬆️
...om/hoc081098/flowext/retryWhenWithDelayStrategy.kt	44.82% <0.00%> (+2.89%)	⬆️

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