Adds official upstream maintained mockito-kotlin extensions

Bug: NA
Test: NA
Flag: None
Change-Id: I9225e052187bc0c95507e38ec3077cacd996661f
diff --git a/packages/SystemUI/Android.bp b/packages/SystemUI/Android.bp
index 617df74..f911269 100644
--- a/packages/SystemUI/Android.bp
+++ b/packages/SystemUI/Android.bp
@@ -330,6 +330,7 @@
         "androidx.test.uiautomator_uiautomator",
         "androidx.core_core-animation-testing",
         "mockito-target-extended-minus-junit4",
+        "mockito-kotlin2",
         "androidx.test.ext.junit",
         "androidx.test.ext.truth",
         "kotlin-test",