[gjs] repo: Add missing return

[Philip Chimento <pchimento src gnome org>]

commit 94bd45188b0a45fb1da9973babcb8ea459c76614
Author: Philip Chimento <philip chimento gmail com>
Date:   Fri Dec 30 21:53:31 2016 -0700

    repo: Add missing return
    
    Oops, this likely got lost in a rebase and I didn't re-run the tests.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=730101

 gi/repo.cpp |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/gi/repo.cpp b/gi/repo.cpp
index 53fd2a9..7e8a19a 100644
--- a/gi/repo.cpp
+++ b/gi/repo.cpp
@@ -639,6 +639,7 @@ lookup_override_function(JSContext             *cx,
         gjs_throw(cx, "Unexpected value for _init in overrides module");
         goto fail;
     }
+    return true;
 
  fail:
     saved_exc.drop();