Create /run/priv_control in preparation for priv_control unix socket

docker-configs/Dockerfile-ci

@@ -29,7 +29,9 @@ RUN adduser -D -u 54000 radio && \
 	ls -lah && \
         pip install --no-cache-dir -r requirements.txt && \
         apk del git gcc musl-dev && \
-        chown -R radio: /opt/freedmr
+        chown -R radio: /opt/freedmr && \
+        mkdir /run/priv_control/ && \
+        chown -R radio: /run/priv_control
 
 COPY docker-configs/entrypoint-proxy /entrypoint
 USER radio