Fix visibility rules now that Make supports visibility checks

Previously, Soong visibility rules did not affect Make modules. Now
these checks have been implemented in:

https://android-review.googlesource.com/c/platform/build/+/1324454

So this fixes the visibility rules to include modules that were
previously using libbacktrace_no_dex.

Bug: 158599308
Test: treehugger
Change-Id: I8f242015ce72ad989e13d56ab085f2abe2f8ce92

libbacktrace/Android.bp

@@ -126,7 +126,10 @@ cc_library {
 // Static library without DEX support to avoid dependencies on the ART APEX.
 cc_library_static {
     name: "libbacktrace_no_dex",
-    visibility: ["//system/core/debuggerd"],
+    visibility: [
+        "//system/core/debuggerd",
+        "//system/core/init",
+    ],
     defaults: ["libbacktrace_defaults"],
     cflags: ["-DNO_LIBDEXFILE_SUPPORT"],
     target: {