[ModemManager] Add BuildRequire: dbus for testcases

[Daniel Williams]

commit 1221c04f1b388b8c7017b39e12f2f5f15ddf561d
Author: Dan Williams <dcbw at redhat.com>
Date:   Thu Jan 15 13:58:34 2015 -0600

    Add BuildRequire: dbus for testcases

 ModemManager.spec |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/ModemManager.spec b/ModemManager.spec
index 2960fb9..a459bf7 100644
--- a/ModemManager.spec
+++ b/ModemManager.spec
@@ -31,6 +31,7 @@ BuildRequires: libqmi-devel >= 1.10
 BuildRequires: libmbim-devel >= 1.10
 BuildRequires: gobject-introspection-devel >= 1.38
 BuildRequires: vala-tools vala-devel
+BuildRequires: dbus
 
 Patch0: buildsys-hates-openpty.patch