update: update the Kotlin/Native Gradle tutorial (#2761)
update: update the Kotlin/Native Gradle tutorial (#2761)

* update: update the Kotlin/Native Gradle tutorial

* fix: fix tags indents

* Apply suggestions from code review

Co-authored-by: Danil Pavlov <98f29eee37c39b3a019d8dedeedaecafa583978b@jetbrains.com>

* fix: fixes after review

* fix: fix indents

Co-authored-by: Danil Pavlov <98f29eee37c39b3a019d8dedeedaecafa583978b@jetbrains.com>
JetBrains/kotlin-web-site,JetBrains/kotlin-web-site,JetBrains/kotlin-web-site,hltj/kotlin-web-site-cn,JetBrains/kotlin-web-site,hltj/kotlin-web-site-cn,JetBrains/kotlin-web-site,JetBrains/kotlin-web-site,hltj/kotlin-web-site-cn,hltj/kotlin-web-site-cn,hltj/kotlin-web-site-cn,hltj/kotlin-web-site-cn