Revert "XOS/NEM charts, use a global registry var, split docker image name/tag/pullPolicy"

This reverts commit 1f58c2afbd680c8c618bff6f66e9982515dd1caf.

Change-Id: I0d7ef37a420168276472675b005482d6d11daabd
diff --git a/xos-tools/xossh/Chart.yaml b/xos-tools/xossh/Chart.yaml
index 814a6bb..22858d3 100644
--- a/xos-tools/xossh/Chart.yaml
+++ b/xos-tools/xossh/Chart.yaml
@@ -15,8 +15,4 @@
 
 name: xossh
 description: A Helm chart for xossh, the XOS command line shell
-icon: https://guide.opencord.org/logos/xos.svg
-version: 2.1.15
-
-# Runs the xosproject/xos-client container
-appVersion: 2.1.15
+version: 2.1.0-dev