fix(android-kit-base-tests): remove unused KitIntegration import

Drop unused KitIntegration import in AttributeListenerTestKit to satisfy ktlint androidTest checks.

Made-with: Cursor

Author: denischilik

android-kit-base/src/androidTest/kotlin/com/mparticle/kits/testkits/AttributeListenerTestKit.kt

@@ -1,7 +1,6 @@
 package com.mparticle.kits.testkits
 
 import com.mparticle.MParticle
-import com.mparticle.kits.KitIntegration
 import com.mparticle.kits.KitIntegration.AttributeListener
 import com.mparticle.kits.KitIntegration.LogoutListener
 import com.mparticle.kits.ReportingMessage