Moving RIC instructions to ric-dep repo

We would like to maintain the RIC instructions only in one repo;
in the ric-plt repo ric-plt/ric-dep. This now replaces outdated
instructions with links to the ric platform instructions.

Issue-ID: RIC-815

Signed-off-by: czichy <thoralf.czichy@nokia.com>
Change-Id: Ia45e1374ccac69e190df4441281f589349ad41f0
Signed-off-by: czichy <thoralf.czichy@nokia.com>
diff --git a/docs/installation-ric.rst b/docs/installation-ric.rst
index 2325fb9..a92291f 100644
--- a/docs/installation-ric.rst
+++ b/docs/installation-ric.rst
@@ -81,7 +81,7 @@
 
 After the Kubernetes cluster is installed, the next step is to install the (Near Realtime) RIC Platform.
 
-.. include:: ./ric/installation-ricplt.rst
+See instructions in ric-plt/ric-dep: https://docs.o-ran-sc.org/projects/o-ran-sc-ric-plt-ric-dep/en/latest/installation-guides.html
 
 
 AUX Functionalities (Optional)
@@ -93,5 +93,4 @@
 RIC Applications
 ---------------------------
 
-.. include:: ./ric/installation-xapps.rst
-
+See instructions in ric-plt/ric-dep: https://docs.o-ran-sc.org/projects/o-ran-sc-ric-plt-ric-dep/en/latest/installation-guides.html