Update element-web (1.7.15 -> 1.7.16)

roles/matrix-client-element/defaults/main.yml

@@ -3,7 +3,7 @@ matrix_client_element_enabled: true
 matrix_client_element_container_image_self_build: false
 matrix_client_element_container_image_self_build_repo: "https://github.com/vector-im/riot-web.git"
 
-matrix_client_element_docker_image: "{{ matrix_client_element_docker_image_name_prefix }}vectorim/element-web:v1.7.15"
+matrix_client_element_docker_image: "{{ matrix_client_element_docker_image_name_prefix }}vectorim/element-web:v1.7.16"
 matrix_client_element_docker_image_name_prefix: "{{ 'localhost/' if matrix_client_element_container_image_self_build else 'docker.io/' }}"
 matrix_client_element_docker_image_force_pull: "{{ matrix_client_element_docker_image.endswith(':latest') }}"