Fix BUILD.gn on Fuchsia

After fxrev.dev/390754 an fxrev.dev/388763 lands,
static trace engine is moved from //zircon/public to //zircon/system/ulib,
fuchsia.logger FIDL interface is moved to //sdk/fidl.

This change fixes BUILD.gn to reflect the changes above.

Change-Id: I00d758b8bbd794b0e52b38acabf2c44437026028
diff --git a/BUILD.gn b/BUILD.gn
index 6930037..66640c7 100644
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -132,12 +132,12 @@
 
     deps = [
       "//sdk/fidl/fuchsia.hardware.goldfish",
+      "//sdk/fidl/fuchsia.logger:fuchsia.logger_llcpp",
       "//sdk/fidl/fuchsia.sysmem",
-      "//zircon/public/lib/trace-with-static-engine",
       "//zircon/public/lib/syslog-static",
       "//zircon/public/lib/zx",
       "//zircon/public/lib/zxio",
-      "//zircon/system/fidl/fuchsia-logger:llcpp",
+      "//zircon/system/ulib/trace:trace-with-static-engine",
     ]
 
     defines += [