Update README.md: update badges

Author: aursiber

README.md

@@ -1,23 +1,10 @@
 [![CRAN_Release_Badge](https://www.r-pkg.org/badges/version-ago/nlstools)](https://cran.r-project.org/package=nlstools)
 [![CRAN Downloads](https://cranlogs.r-pkg.org/badges/nlstools)](https://cran.r-project.org/package=nlstools)
 [![R-CMD-check](https://github.com/lbbe-software/nlstools/workflows/R-CMD-check/badge.svg)](https://github.com/lbbe-software/nlstools/actions)
+[![License: GPL v3](https://img.shields.io/badge/License-GPLv3-blue.svg)](https://www.gnu.org/licenses/gpl-3.0)
 [![Project Status: Active – The project has reached a stable, usable state and is being actively developed.](https://www.repostatus.org/badges/latest/active.svg)](https://www.repostatus.org/#active)
 [![SWH](https://archive.softwareheritage.org/badge/origin/https://github.com/lbbe-software/nlstools/)](https://archive.softwareheritage.org/browse/origin/?origin_url=https://github.com/lbbe-software/nlstools)
 
----------------------------
-
-**Please note! Since February 2024, this repository has belonged to the *lbbe-software* organization.**
-To avoid confusion, we strongly recommend updating any existing local clones to point to the new 
-repository URL. You can do this by using `git remote` on the command line:
-
-`git remote set-url origin [email protected]:lbbe-software/nlstools.git`
-
-or 
-
-`git remote set-url origin https://github.com/lbbe-software/nlstools.git`
-
----------------------------
-
 The stable version of `nlstools` can be installed from CRAN using:
 ```r
 install.packages("nlstools")