Removed broken link

Author: geeklhem

inst/CITATION

@@ -7,8 +7,7 @@ bibentry(bibtype = "Manual",
          author = c(person("Guilhem", "Doulcier"),
                     person("Daniel B.", "Stouffer")),
          year = year,
-         note= note,
-         url = "https://CRAN.R-project.org/package=rnetcarto")
+         note= note)
 
 bibentry(bibtype = "Article",
          title = "Functional cartography of complex metabolic networks",