[vinagre] Use a string constant for the help module name

[David King <davidk src gnome org>]

commit bf58052db1efa54fe47d95d729f2861cb6a942be
Author: David King <amigadave amigadave com>
Date:   Wed Aug 17 21:47:31 2011 +0200

    Use a string constant for the help module name
    
    library.gnome.org does not support using a variable for the help module
    name. Fixes bug 656749.

 help/Makefile.am |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/help/Makefile.am b/help/Makefile.am
index 12b0780..0e1c7f0 100644
--- a/help/Makefile.am
+++ b/help/Makefile.am
@@ -1,7 +1,7 @@
 include $(top_srcdir)/build-aux/gnome-doc-utils.make
 dist-hook: doc-dist-hook
 
-DOC_ID = $(PACKAGE_TARNAME)
+DOC_ID = vinagre
 
 DOC_FIGURES = \
 	figures/vinagre-auth-needed.png	\