Automatic README update (#822)

Co-authored-by: github-merge-queue[bot] <118344674+github-merge-queue[bot]@users.noreply.github.com>

README.md

@@ -5,16 +5,15 @@
 maturing](https://img.shields.io/badge/lifecycle-maturing-blue.svg)](https://lifecycle.r-lib.org/articles/stages.html#maturing)
 [![R-CMD-check](https://github.com/epiforecasts/EpiNow2/actions/workflows/R-CMD-check.yaml/badge.svg)](https://github.com/epiforecasts/EpiNow2/actions/workflows/R-CMD-check.yaml)
 [![codecov](https://codecov.io/gh/epiforecasts/EpiNow2/branch/main/graph/badge.svg?token=FZWwEMdpq6)](https://app.codecov.io/gh/epiforecasts/EpiNow2)
-[![metacran
-downloads](http://cranlogs.r-pkg.org/badges/grand-total/EpiNow2?color=ff69b4)](https://cran.r-project.org/package=EpiNow2)
+[![](https://cranlogs.r-pkg.org/badges/grand-total/EpiNow2)](https://cran.r-project.org/package=EpiNow2)
 
 [![MIT
 license](https://img.shields.io/badge/License-MIT-blue.svg)](https://github.com/epiforecasts/EpiNow2/blob/main/LICENSE.md/)
 [![GitHub
 contributors](https://img.shields.io/github/contributors/epiforecasts/EpiNow2)](https://github.com/epiforecasts/EpiNow2/graphs/contributors)
 [![universe](https://epiforecasts.r-universe.dev/badges/EpiNow2)](http://epiforecasts.r-universe.dev/#package:EpiNow2)
 [![GitHub
-commits](https://img.shields.io/github/commits-since/epiforecasts/EpiNow2/v1.4.0.svg?color=orange)](https://github.com/epiforecasts/EpiNow2/commit/main/)
+commits](https://img.shields.io/github/commits-since/epiforecasts/EpiNow2/v1.6.0.svg?color=orange)](https://github.com/epiforecasts/EpiNow2/commit/main/)
 [![DOI](https://zenodo.org/badge/272995211.svg)](https://zenodo.org/badge/latestdoi/272995211)
 
 ## Summary