Upgrade neo sdk version

Author: o-liver

Diff for: Dockerfile

@@ -4,8 +4,10 @@ LABEL org.opencontainers.image.source=https://github.com/SAP/devops-docker-neo-c
 LABEL org.opencontainers.image.description="An image for the SAP neo cli"
 LABEL org.opencontainers.image.licenses=Apache-2.0
 
+ARG NEO_SDK_VERSION=1.163.6
+
 RUN  apk add --no-cache bash && \
-     mvn --batch-mode com.sap.cloud:neo-javaee7-wp-maven-plugin:1.154.5.2:install-sdk -DsdkInstallPath=sdk -Dincludes=tools/**,license/**,sdk.version && \
+     mvn --batch-mode com.sap.cloud:neo-javaee7-wp-maven-plugin:${NEO_SDK_VERSION}:install-sdk -DsdkInstallPath=sdk -Dincludes=tools/**,license/**,sdk.version && \
      chmod -R 777 sdk && \
      ln -s /sdk/tools/neo.sh /usr/bin/neo.sh && \
      rm -rf /var/lib/apt/lists/*