chore(deps): bump agp from 9.1.0 to 9.2.1

Bumps `agp` from 9.1.0 to 9.2.1.

Updates `com.android.tools.build:gradle` from 9.1.0 to 9.2.1

Updates `com.android.application` from 9.1.0 to 9.2.1

---
updated-dependencies:
- dependency-name: com.android.tools.build:gradle
  dependency-version: 9.2.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: com.android.application
  dependency-version: 9.2.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

gradle/libs.versions.toml

@@ -7,7 +7,7 @@ androidCompileSdk = "36"
 androidMinSdk = "23"
 androidTargetSdk = "36"
 
-agp = "9.1.0"
+agp = "9.2.1"
 dokka = "2.1.0"
 gradleMavenPublishPlugin = "0.36.0"
 kotlin = "2.3.10"