Add website to DESCRIPTION

Author: olivroy

DESCRIPTION

@@ -50,5 +50,5 @@ biocViews: AssayDomain, Infrastructure, RNASeq, DifferentialExpression, GeneExpr
 Encoding: UTF-8
 LazyData: true
 RoxygenNote: 7.2.3
-URL: https://github.com/stemangiola/tidyseurat
+URL: https://github.com/stemangiola/tidyseurat, https://stemangiola.github.io/tidyseurat/
 BugReports: https://github.com/stemangiola/tidyseurat/issues