fix(docs): Ignore multiple blank lines

[damacus]

Release please creates multiple blank lines...Sigh

Signed-off-by: Dan Webb dan.webb@damacus.io

[github-actions]

Slowest examples

Top 10 slowest examples (2.02 seconds, 29.74% of total time)

Example	Description	Time in seconds
spec/docker_test/container_spec.rb:728	docker_test::container runs execute[change_network_mode]	0.40284
spec/docker_test/installation_package_spec.rb:213	docker_test::installation_package version strings for Ubuntu 20.04 generates the correct version string ubuntu focal	0.29275
spec/docker_test/container_spec.rb:952	docker_test::container testing GPU support creates a container with GPU support	0.27366
spec/docker_test/volume_spec.rb:6	docker_test::volume pull_if_missing docker_image[alpine]	0.24936
spec/docker_test/service_spec.rb:73	docker_test::service creates docker_service[default]	0.1461
spec/docker_test/service_spec.rb:162	docker_test::service containerd does not exist creates docker_service[default]	0.14592
spec/libraries/container_spec.rb:70	docker_container creates a docker container with default options is expected to create docker_container "hello_world"	0.13245
spec/libraries/registry_spec.rb:53	docker_registry logs into a docker registry with host is expected to login docker_registry "chefspec_custom_registry"	0.12886
spec/docker_test/installation_package_spec.rb:13	docker_test::installation_package Ubuntu: testing default action, default properties is expected to add apt_repository "docker"	0.12781
spec/unit/resources/swarm_init_spec.rb:29	docker_swarm_init when initializing a new swarm runs the swarm init command	0.12707