[evince] Fix configuration with ligbnome-desktop

[Marek Kašík <mkasik src gnome org>]

commit d93c07c63ac57744b7a9640aebebf761ee346365
Author: Marek Kasik <mkasik redhat com>
Date:   Wed Nov 19 10:53:29 2014 +0100

    Fix configuration with ligbnome-desktop
    
    A typo caused fail of configuration with enabled
    support for libgnome-desktop.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=733721

 configure.ac |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index dd4bcab..0ae92b1 100644
--- a/configure.ac
+++ b/configure.ac
@@ -313,7 +313,7 @@ if test "$enable_gnome_desktop" != "no"; then
       PKG_CHECK_MODULES([LIBGNOME_DESKTOP], [gnome-desktop-3.0], has_libgnome_desktop=yes, 
has_libgnome_desktop=no)
    else
       PKG_CHECK_MODULES([LIBGNOME_DESKTOP], [gnome-desktop-3.0])
-      has_libgnome_desktop = yes
+      has_libgnome_desktop=yes
    fi
 
    if test x$has_libgnome_desktop = xyes; then