Bump the gradle-dependencies group with 3 updates

Bumps the gradle-dependencies group with 3 updates: [org.jetbrains.kotlin:kotlin-gradle-plugin](https://github.com/JetBrains/kotlin), [org.jetbrains.kotlin:compose-compiler-gradle-plugin](https://github.com/JetBrains/kotlin) and androidx.compose:compose-bom.


Updates `org.jetbrains.kotlin:kotlin-gradle-plugin` from 2.4.10 to 2.4.20
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/master/ChangeLog.md)
- [Commits](JetBrains/kotlin@v2.4.10...v2.4.20)

Updates `org.jetbrains.kotlin:compose-compiler-gradle-plugin` from 2.4.10 to 2.4.20
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/master/ChangeLog.md)
- [Commits](JetBrains/kotlin@v2.4.10...v2.4.20)

Updates `androidx.compose:compose-bom` from 2026.08.00 to 2026.09.00

---
updated-dependencies:
- dependency-name: org.jetbrains.kotlin:kotlin-gradle-plugin
  dependency-version: 2.4.20
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: gradle-dependencies
- dependency-name: org.jetbrains.kotlin:compose-compiler-gradle-plugin
  dependency-version: 2.4.20
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: gradle-dependencies
- dependency-name: androidx.compose:compose-bom
  dependency-version: 2026.09.00
  dependency-type: direct:production
  dependency-group: gradle-dependencies
...

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

Author: dependabot[bot]

build.gradle

@@ -6,7 +6,7 @@ buildscript {
     }
     dependencies {
         classpath "com.android.tools.build:gradle:9.3.1"
-        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:2.4.10"
-        classpath "org.jetbrains.kotlin:compose-compiler-gradle-plugin:2.4.10"
+        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:2.4.20"
+        classpath "org.jetbrains.kotlin:compose-compiler-gradle-plugin:2.4.20"
     }
 }

libtestingexample/build.gradle

@@ -39,7 +39,7 @@ android {
 dependencies {
     implementation "androidx.core:core-ktx:1.19.0"
     implementation "androidx.activity:activity-compose:1.13.0"
-    implementation platform("androidx.compose:compose-bom:2026.08.00")
+    implementation platform("androidx.compose:compose-bom:2026.09.00")
     implementation "androidx.compose.ui:ui"
     implementation "androidx.compose.material3:material3"