Copy api-versions.xml to out/target/common/obj/PACKAGING

Test: m -j
out/target/common/obj/PACKAGING/api-stubs-docs_generated-api-versions.xml
Bug: b/78245848

Change-Id: I77ecc43cd17baf7d7c414bb11e60045724865f43
Merged-In: I77ecc43cd17baf7d7c414bb11e60045724865f43
diff --git a/core/clear_vars.mk b/core/clear_vars.mk
index 97a74ec..9972ac1 100644
--- a/core/clear_vars.mk
+++ b/core/clear_vars.mk
@@ -68,6 +68,7 @@
 LOCAL_DPI_FILE_STEM:=
 LOCAL_DPI_VARIANTS:=
 LOCAL_DROIDDOC_ANNOTATIONS_ZIP :=
+LOCAL_DROIDDOC_API_VERSIONS_XML :=
 LOCAL_DROIDDOC_ASSET_DIR:=
 LOCAL_DROIDDOC_CUSTOM_ASSET_DIR:=
 LOCAL_DROIDDOC_CUSTOM_TEMPLATE_DIR:=