Bump kotlin.version from 1.4.20 to 1.4.21

[dependabot[bot]]

Bumps kotlin.version from 1.4.20 to 1.4.21. Updates kotlin-stdlib from 1.4.20 to 1.4.21

Release notes

Sourced from kotlin-stdlib's releases.

Kotlin 1.4.21

CHANGELOG

IDE. Gradle Integration

• KT-42561 "Could not get unknown property 'sourceSets' for project" when running JVM module with included MPP module
• KT-43511 Task 'MainKt.main()' not found in root project

Libraries

• KT-43586 Source documentation: ExperimentalPathAPI misspelt
• KT-43745 replace for strings ignores case of locale characters

Native. C and ObjC Import

• KT-43265 Kotlin/Native fails to generate alias for C enum entry
• KT-43530 Kotlin/Native compilation fails with "Symbol for public kotlin/Array.size.|-8255337774232345969[0] is unbound"

Native

• KT-43517 On Kotlin 1.4.20 we got kotlin.NotImplementedError when try compile iOS framework

Tools. Gradle. JS

• KT-43668 PackageJson task use file dependencies as is (files and directories), but only files necessary

Checksums

File	Sha256
kotlin-compiler-1.4.21.zip	46720991a716e90bfc0cf3f2c81b2bd735c14f4ea6a5064c488e04fd76e6b6c7
kotlin-native-linux-1.4.21.tar.gz	140c06ede7d4c23ff65fb8de507aff117e96d8330dbb9b910a730bfb70bca59c
kotlin-native-macos-1.4.21.tar.gz	e7a13b3138e2769a1ab0b9eb8187b56f8874380cdd96479702f1063ce7de69ca
kotlin-native-windows-1.4.21.zip	e97242bb79a945f20ebc749200f30b80865b725054b098d9c2dec3e09a98a3d

Changelog

Sourced from kotlin-stdlib's changelog.

CHANGELOG

Commits

• d633033 FIR IDE: introduce param for enabling disabled tests
• a671054 FIR IDE: change until-build to 203.* in plugin.xml
• b6d80a1 Build: Fix kotlin-compiler-internal-test-framework empty sources jar
• 1d51dff Reminder about -Pidea.fir.plugin=true for running fir-idea tests
• e5c62c3 [JS] Disable special checks in labeled-block-to-do-while
• 7ca54ec [JS IR] unmute test arraySort.kt
• 4c69f78 [JS] Replace J2V8 based ScriptEngine with a process-based version
• 39cc149 [JS] Revert disabling running ES6 tests on all platforms except linux
• 2cb4a49 [JS] Remove j2v8 from dependencies
• f4431a2 [JS] Make all JS test tasks depending on setupV8
• Additional commits viewable in compare view

Updates kotlin-maven-plugin from 1.4.20 to 1.4.21

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