RMR update and release I step 1 of 2

Change-Id: I87c673a58198bdcfc0a4018280c8629ebf064a8b
Signed-off-by: czichy <thoralf.czichy@nokia.com>
diff --git a/Dockerfile b/Dockerfile
index a3ac343..cb18a63 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -38,7 +38,7 @@
 
 #Install RMR
 
-ARG RMR_VER=4.9.1
+ARG RMR_VER=4.9.4
 ARG RMR_PKG_URL=https://packagecloud.io/o-ran-sc/release/packages/debian/stretch/
 
 RUN wget -nv --content-disposition ${RMR_PKG_URL}/rmr_${RMR_VER}_amd64.deb/download.deb