RMR update and release preparation step 1 of 2

Change-Id: I27a2a621970753a3aacd14bc2918ebccca628f1d
Signed-off-by: czichy <thoralf.czichy@nokia.com>
diff --git a/Dockerfile b/Dockerfile
index 6479928..a3ac343 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -38,7 +38,7 @@
 
 #Install RMR
 
-ARG RMR_VER=4.8.3
+ARG RMR_VER=4.9.1
 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
@@ -91,7 +91,7 @@
 
 #Install RMR
 
-ARG RMR_VER=4.8.3
+ARG RMR_VER=4.9.1
 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