[pkg-url-deprecation] Full url for usage_log

CF-468 #comment Full url for usage_log in intelligence provider

TESTED=build

Change-Id: I2df1654fb5cda152de100d8d8f44b50a596971bf
diff --git a/bin/sessionmgr/user_intelligence_provider_impl.cc b/bin/sessionmgr/user_intelligence_provider_impl.cc
index 232f2fc..7a99a00 100644
--- a/bin/sessionmgr/user_intelligence_provider_impl.cc
+++ b/bin/sessionmgr/user_intelligence_provider_impl.cc
@@ -19,7 +19,8 @@
 
 namespace {
 
-constexpr char kUsageLogUrl[] = "usage_log";
+constexpr char kUsageLogUrl[] =
+    "fuchsia-pkg://fuchsia.com/usage_log#meta/usage_log.cmx";
 constexpr char kKronkUrl[] = "kronk";
 constexpr char kStoryInfoAgentUrl[] =
     "fuchsia-pkg://fuchsia.com/story_info#meta/story_info.cmx";