Remove RRO policy product_services

Since Q will no longer have a product_services partition, remove instances of
the product_services policy across aapt2, androidfw, and idmap2.

Bug:122745343
Test: aapt2_tests and libandroidfw_tests
Change-Id: I97c223a0bf5a2eab95811e5f738b44af6335e0ea
diff --git a/tools/aapt2/ResourceTable_test.cpp b/tools/aapt2/ResourceTable_test.cpp
index a733134..b97dc6b 100644
--- a/tools/aapt2/ResourceTable_test.cpp
+++ b/tools/aapt2/ResourceTable_test.cpp
@@ -248,7 +248,7 @@
                                                    Source("res/values/overlayable.xml", 40));
   OverlayableItem overlayable_item(overlayable);
   overlayable_item.policies |= OverlayableItem::Policy::kProduct;
-  overlayable_item.policies |= OverlayableItem::Policy::kProductServices;
+  overlayable_item.policies |= OverlayableItem::Policy::kVendor;
   overlayable_item.comment = "comment";
   overlayable_item.source = Source("res/values/overlayable.xml", 42);
 
@@ -265,7 +265,7 @@
   EXPECT_THAT(result_overlayable_item.overlayable->source.path, Eq("res/values/overlayable.xml"));
   EXPECT_THAT(result_overlayable_item.overlayable->source.line, 40);
   EXPECT_THAT(result_overlayable_item.policies, Eq(OverlayableItem::Policy::kProduct
-                                                   | OverlayableItem::Policy::kProductServices));
+                                                   | OverlayableItem::Policy::kVendor));
   ASSERT_THAT(result_overlayable_item.comment, StrEq("comment"));
   EXPECT_THAT(result_overlayable_item.source.path, Eq("res/values/overlayable.xml"));
   EXPECT_THAT(result_overlayable_item.source.line, 42);