fix vim format line

git-svn-id: http://svn.openzap.org/svn/openzap/trunk@833 a93c3328-9c30-0410-af19-c9cd2b2d52af

libs/openzap/src/include/zap_buffer.h

@@ -142,5 +142,5 @@ OZ_DECLARE(zap_size_t) zap_buffer_zwrite(zap_buffer_t *buffer, const void *data,
  * c-basic-offset:4
  * End:
  * For VIM:
- * vim:set softtabstop=4 shiftwidth=4 tabstop=4 expandtab:
+ * vim:set softtabstop=4 shiftwidth=4 tabstop=4:
  */