Fix broken Che factory links in README file (#461)

Author: l0rd

README.md

@@ -3,7 +3,7 @@
 <div id="header" align="center">
 
 [![Eclipse License](https://img.shields.io/badge/license-Eclipse-brightgreen.svg)](LICENSE)
-[![Contribute](https://www.eclipse.org/che/contribute.svg)](https://che.openshift.io/f/?url=https://github.com/devfile/api)
+[![Contribute](https://img.shields.io/badge/developer-workspace-525C86?logo=eclipse-che&labelColor=FDB940)](https://workspaces.openshift.com/f?url=https://github.com/devfile/api)
 
 </div>
 
@@ -43,7 +43,7 @@ This work is still in an early stage of specification, and the related API and s
 
 In order to test existing or new Devfile 2.0 or DevWorkspace sample files in a self-service Che workspace (hosted on che.openshift.io), just click on the button below:
 
-[![Contribute](https://www.eclipse.org/che/contribute.svg)](https://che.openshift.io/f/?url=https://github.com/devfile/api)
+[![Contribute](https://img.shields.io/badge/developer-workspace-525C86?logo=eclipse-che&labelColor=FDB940)](https://workspaces.openshift.com/f?url=https://github.com/devfile/api)
 
 As soon as the devworkspace is opened, you should be able to:
 - open the `yaml` files in the following folders:

devfile.yaml

@@ -37,6 +37,7 @@ components:
     alias: tools
   - id: eamodio/vscode-gitlens/latest
     type: chePlugin
+    registryUrl: 'https://che-plugin-registry-main.surge.sh/v3'
   - id: eclipse/che-theia/latest
     memoryLimit: 1024Mi
     type: cheEditor