Avoid warning due to truncation of NUL terminator

The LHS is a string constant, it already has an implicit NUL terminator.

---
 gucharmap/gucharmap-charmap.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Index: b/gucharmap/gucharmap-charmap.c
===================================================================
--- a/gucharmap/gucharmap-charmap.c
+++ b/gucharmap/gucharmap-charmap.c
@@ -552,7 +552,7 @@ insert_codepoint (GucharmapCharmap *char
   char buf[7];
   GUnicodeType t;
   gboolean is_graph, is_Mn;
-  char nbsp[3] = "\302\240\0"; /* U+00A0 NO-BREAK SPACE */
+  char nbsp[3] = "\302\240"; /* U+00A0 NO-BREAK SPACE */
 
   t = g_unichar_type (uc);
   is_Mn = t == G_UNICODE_NON_SPACING_MARK /* Mn */;