Upgrade to Android Lint 30.3.0-alpha08

Test: ./gradlew
Change-Id: I6a4778596356df903482fb3600267061a3d40975
diff --git a/build.gradle.kts b/build.gradle.kts
index 5c322f5..6f2499b 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -67,7 +67,7 @@
     logger.warn("Building using custom $customLintVersion version of Android Lint")
     customLintVersion
 } else {
-    "30.3.0-alpha07"
+    "30.3.0-alpha08"
 }
 
 dependencies {