[oot] Fix target names.

This will fix the x64 prebuilt release builder:
https://ci.chromium.org/ui/p/fuchsia/builders/prod/vulkan-cts-x64-release-prebuilt/b8749568772142453873/overview

Fixed: 332540516
Change-Id: Idbd7de00ea44da56567dd2d11262f0f15a0b27d5
Reviewed-on: https://fuchsia-review.googlesource.com/c/third_party/vulkan-cts/+/1037695
Reviewed-by: John Bauman <jbauman@google.com>
diff --git a/fuchsia/upstream-split-cts/BUILD.gn b/fuchsia/upstream-split-cts/BUILD.gn
index 80a8b82..7c1da52 100644
--- a/fuchsia/upstream-split-cts/BUILD.gn
+++ b/fuchsia/upstream-split-cts/BUILD.gn
@@ -57,7 +57,15 @@
   }
 }
 
-exported_fuchsia_package_archive("vulkan-cts-archive") {
+# Align package naming to simplify OOT consumption.
+fuchsia_test_package("vulkan-cts-split") {
+  test_components = cts_components
+  test_specs = {
+    environments = labeled_magma_hardware_envs
+  }
+}
+
+exported_fuchsia_package_archive("vulkan-cts-split-archive") {
   package = ":vulkan-cts-split"
   testonly = true
   no_output_dir_leaks = false