chore(deps): update plugin io.kotest.multiplatform to v5.8.1 (#3992)

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This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| io.kotest.multiplatform | `5.5.4` -> `5.8.1` |
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|
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|
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kotest-tests/kotest-tests-js/build.gradle.kts

@@ -1,7 +1,7 @@
 plugins {
    id("kotest-js-conventions")
    // must be a published version and not one in the current build
-   id("io.kotest.multiplatform").version("5.5.4")
+   id("io.kotest.multiplatform").version("5.8.1")
 }
 
 kotlin {