Merge "Expose development_docs to art/tests" into main

Android.bp

@@ -19,6 +19,8 @@ package {
 
 filegroup {
     name: "development_docs",
-    visibility: ["//visibility:private"],
+    visibility: [
+        "//art/test:__subpackages__",
+    ],
     srcs: ["docs/**/*"],
 }