Revert "fix(deps): update agp to v8.10.0"

Author: ptkNktq

AndroidApp/gradle/libs.versions.toml

@@ -1,5 +1,5 @@
 [versions]
-agp = "8.10.0"
+agp = "8.9.1"
 kotlin = "2.1.20"
 com-google-devtools-ksp = "2.1.20-2.0.1" # Kotlinのバージョンに合わせる必要がある
 com-jaredsburrows-license = "0.9.8"