update urls as CRAN doens't like permenently trasferred urls

Author: randy3k

README.md

@@ -3,7 +3,7 @@
 [![Gitter](https://badges.gitter.im/REditorSupport/community.svg)](https://gitter.im/REditorSupport/community?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge)
 [![Build Status](https://travis-ci.org/REditorSupport/languageserver.svg?branch=master)](https://travis-ci.org/REditorSupport/languageserver)
 [![Github Action](https://github.com/REditorSupport/languageserver/workflows/build/badge.svg?branch=master)](https://github.com/REditorSupport/languageserver)
-[![codecov](https://codecov.io/gh/REditorSupport/languageserver/branch/master/graph/badge.svg)](https://codecov.io/gh/REditorSupport/languageserver)
+[![codecov](https://codecov.io/gh/REditorSupport/languageserver/branch/master/graph/badge.svg)](https://app.codecov.io/gh/REditorSupport/languageserver)
 [![CRAN\_Status\_Badge](http://www.r-pkg.org/badges/version/languageserver)](https://cran.r-project.org/package=languageserver)
 [![CRAN Downloads](http://cranlogs.r-pkg.org/badges/grand-total/languageserver)](https://cran.r-project.org/package=languageserver)
 
@@ -94,7 +94,7 @@ The following editors are supported by installing the corresponding extensions:
 
 - Emacs: [lsp-mode](https://github.com/emacs-lsp/lsp-mode)
 
-- JupyterLab: [jupyterlab-lsp](https://github.com/krassowski/jupyterlab-lsp)
+- JupyterLab: [jupyterlab-lsp](https://github.com/jupyter-lsp/jupyterlab-lsp)
 
 ## Services Implemented