Create build settings for all product config variables

Bug: 269577299
Test: Presubmits
Change-Id: Id8b7d65d657fa20ad8591e58d5173445b0e4f4df
diff --git a/bp2build/Android.bp b/bp2build/Android.bp
index f889693..4a3786f 100644
--- a/bp2build/Android.bp
+++ b/bp2build/Android.bp
@@ -46,6 +46,7 @@
         "apex_conversion_test.go",
         "apex_key_conversion_test.go",
         "build_conversion_test.go",
+        "bp2build_product_config_test.go",
         "bzl_conversion_test.go",
         "cc_binary_conversion_test.go",
         "cc_library_conversion_test.go",