build(deps): bump com.android.library in /src.kotlin/alphaTab

Bumps com.android.library from 8.7.3 to 8.8.0.

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

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

Author: dependabot[bot]

src.kotlin/alphaTab/gradle/libs.versions.toml

@@ -1,5 +1,5 @@
 [versions]
-agp = "8.7.3"
+agp = "8.8.0"
 kotlin = "2.1.0"
 
 kotlinx-coroutines = "1.10.1"