[httpget_rust] Remove deprecated_bare_package_url from BUILD.gn

CF-513 #done

Test: CQ
Change-Id: I40462eff972e14640115e15ccc0def5a29ec5078
diff --git a/examples/http/httpget_rust/BUILD.gn b/examples/http/httpget_rust/BUILD.gn
index 00b0aa0..3f26162 100644
--- a/examples/http/httpget_rust/BUILD.gn
+++ b/examples/http/httpget_rust/BUILD.gn
@@ -22,8 +22,6 @@
 }
 
 package("httpget_rust") {
-  deprecated_bare_package_url = "//build"
-
   meta = [
     {
       path = rebase_path("meta/httpget_rust.cmx")