chore(deps): bump org.jetbrains.kotlin:kotlin-stdlib-jdk7

Bumps [org.jetbrains.kotlin:kotlin-stdlib-jdk7](https://github.com/JetBrains/kotlin) from 2.0.0 to 2.1.21.
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/master/ChangeLog.md)
- [Commits](JetBrains/kotlin@v2.0.0...v2.1.21)

---
updated-dependencies:
- dependency-name: org.jetbrains.kotlin:kotlin-stdlib-jdk7
  dependency-version: 2.1.21
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

tutorials/kotlin/MapWithMarker/gradle/libs.versions.toml

@@ -7,7 +7,7 @@ secretsGradlePlugin = "2.0.1"
 targetSdk = "34"
 versionCode = "1"
 versionName = "1.0"
-kotlin = "2.0.0"
+kotlin = "2.1.21"
 coreKtx = "1.13.1"
 appcompat = "1.7.0"
 playServicesMaps = "19.0.0"