Bump agp from 8.6.0-alpha03 to 8.6.0-alpha04 (#274)

Bumps `agp` from 8.6.0-alpha03 to 8.6.0-alpha04.

Updates `com.android.application` from 8.6.0-alpha03 to 8.6.0-alpha04

Updates `com.android.library` from 8.6.0-alpha03 to 8.6.0-alpha04

---
updated-dependencies:
- dependency-name: com.android.application
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: com.android.library
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

gradle/libs.versions.toml

@@ -11,7 +11,7 @@ gradleNexusStagingPlugin = "0.30.0"
 publishPlugin = "1.3.0"
 mavenPlugin = "0.28.0"
 
-agp = "8.6.0-alpha03"
+agp = "8.6.0-alpha04"
 compose-plugin = "1.6.10"
 
 kotlin = "2.0.0"