Update URL in README

Needs to use https

README.md

@@ -1,7 +1,7 @@
 clustree <img src="man/figures/logo.png" align="right" />
 =======================================================
 
-[![Project Status](http://www.repostatus.org/badges/latest/active.svg)](http://www.repostatus.org/#active)
+[![Project Status](https://www.repostatus.org/badges/latest/active.svg)](https://www.repostatus.org/#active)
 [![Lifecycle: stable](https://img.shields.io/badge/lifecycle-stable-brightgreen.svg)](https://lifecycle.r-lib.org/articles/stages.html)
 [![R-CMD-check](https://github.com/lazappi/clustree/workflows/R-CMD-check/badge.svg)](https://github.com/lazappi/clustree/actions)
 [![Coverage Status](https://img.shields.io/codecov/c/github/lazappi/clustree/master.svg)](https://codecov.io/github/lazappi/clustree?branch=master)

cran-comments.md

@@ -11,3 +11,5 @@
 
 * This release fixes tests that were failing due to changes in the Bioconductor
   3.14 release
+* Updated a URL which was producing a note for the first submission of this
+  version