Rename remaining VCS references to Slice

Change-Id: I82f674120c3f77275a0d48dea648e2c78a4b3022
diff --git a/operations/monitor.rst b/operations/monitor.rst
index 23fbee3..638b1d3 100644
--- a/operations/monitor.rst
+++ b/operations/monitor.rst
@@ -57,7 +57,7 @@
 
     * Clicking on the down arrow expands each panel
 
-.. image:: images/aether-roc-vcs-monitor.png
+.. image:: images/aether-roc-slice-monitor.png
     :width: 920
     :alt: Slice Monitor View with Connectivity and Performance Charts