Bump agp from 8.6.0 to 8.7.1

Bumps `agp` from 8.6.0 to 8.7.1.

Updates `com.android.tools.build:gradle` from 8.6.0 to 8.7.1

Updates `com.android.application` from 8.6.0 to 8.7.1

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

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

Author: dependabot[bot]

gradle/libs.versions.toml

@@ -1,5 +1,5 @@
 [versions]
-agp = "8.6.0"
+agp = "8.7.1"
 androidx-test-core = "1.6.1"
 androidx-test-junit = "1.2.1"
 androidx-test-runner = "1.6.2"