[gnome-continuous] manifest: Further bisect gdm

[Colin Walters <walters src gnome org>]

commit 0de2b89820758f7a1f8d5d570ebbe42db09f25c9
Author: Colin Walters <walters verbum org>
Date:   Mon Feb 10 17:48:10 2014 -0500

    manifest: Further bisect gdm

 manifest.json |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/manifest.json b/manifest.json
index f0f2707..9e443b2 100644
--- a/manifest.json
+++ b/manifest.json
@@ -886,7 +886,7 @@
                                 "--disable-vala"]},
 
                {"src": "gnome:gdm",
-                "tag": "3.11.4",
+                "tag": "d74c93a2d2c3e88ec8fc0765edac8722bd57408d",
                 "tag-reason": "failure bisection",
                 "config-opts": ["--disable-documentation",
                                 "--disable-split-authentication",