Merge "Update minimum supported targetSdk to 28." am: 3852e68d8b am: 7137d50d36 am: 9726098b55

Original change: https://android-review.googlesource.com/c/platform/build/+/1959079

Change-Id: I40018d35f3ca5485c75a5ac7eade7adddaf726dc
diff --git a/core/version_util.mk b/core/version_util.mk
index b7c4e48..b835241 100644
--- a/core/version_util.mk
+++ b/core/version_util.mk
@@ -240,6 +240,6 @@
   # Used to set minimum supported target sdk version. Apps targeting sdk
   # version lower than the set value will result in a warning being shown
   # when any activity from the app is started.
-  PLATFORM_MIN_SUPPORTED_TARGET_SDK_VERSION := 23
+  PLATFORM_MIN_SUPPORTED_TARGET_SDK_VERSION := 28
 endif
 .KATI_READONLY := PLATFORM_MIN_SUPPORTED_TARGET_SDK_VERSION