Bump org.jetbrains.kotlin:kotlin-stdlib from 2.0.21 to 2.1.0 in /android

Bumps [org.jetbrains.kotlin:kotlin-stdlib](https://github.com/JetBrains/kotlin) from 2.0.21 to 2.1.0.
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/v2.1.0/ChangeLog.md)
- [Commits](JetBrains/kotlin@v2.0.21...v2.1.0)

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

Signed-off-by: dependabot[bot] <[email protected]>

android/app/build.gradle

@@ -98,7 +98,7 @@ flutter {
 }
 
 dependencies {
-    implementation "org.jetbrains.kotlin:kotlin-stdlib:2.0.21"
+    implementation "org.jetbrains.kotlin:kotlin-stdlib:2.1.0"
     testImplementation "junit:junit:4.13.2"
     // https://developer.android.com/jetpack/androidx/releases/test/#1.2.0
     coreLibraryDesugaring "com.android.tools:desugar_jdk_libs:2.1.3"