chore: update readme with correct links (#223)

Signed-off-by: Abhinandan Purkait <purkaitabhinandan@gmail.com>

README.md

@@ -1,16 +1,16 @@
 # OpenEBS Jiva Helm Charts
 
-The contents of this branch (gh-pages) are published via GitHub pages at https://openebs.github.io/jiva-operator/
+The contents of this branch (gh-pages) are published via GitHub pages at https://openebs-archive.github.io/jiva-operator/
 
 
 <img width="300" align="right" alt="OpenEBS Logo" src="https://raw.githubusercontent.com/cncf/artwork/master/projects/openebs/stacked/color/openebs-stacked-color.png" xmlns="http://www.w3.org/1999/html">
 
 Add OpenEBS Jiva repository to Helm repos:
 
 ```bash
-helm repo add openebs-jiva https://openebs.github.io/jiva-operator
+helm repo add openebs-jiva https://openebs-archive.github.io/jiva-operator
 ```
 
 ## Charts
 
-For installation and upgrading instructions see [Jiva chart readme](https://github.com/openebs/jiva-operator/blob/master/deploy/helm/charts/README.md).
+For installation and upgrading instructions see [Jiva chart readme](https://github.com/openebs-archive/jiva-operator/blob/master/deploy/helm/charts/README.md).