Update riot-web (0.16.4 -> 0.17.0)

roles/matrix-server/defaults/main.yml

@@ -136,7 +136,7 @@ matrix_docker_image_postgres_latest: "{{ matrix_docker_image_postgres_v10 }}"
 
 matrix_docker_image_synapse: "matrixdotorg/synapse:v0.33.7rc2"
 matrix_docker_image_nginx: "nginx:1.15.5-alpine"
-matrix_docker_image_riot: "avhost/docker-matrix-riot:v0.16.4"
+matrix_docker_image_riot: "avhost/docker-matrix-riot:v0.17.0"
 matrix_docker_image_goofys: "cloudproto/goofys:latest"
 matrix_docker_image_coturn: "instrumentisto/coturn:4.5.0.8"
 matrix_docker_image_mailer: "panubo/postfix:latest"