fix typo

roles/matrix-base/defaults/main.yml

@@ -67,7 +67,7 @@ matrix_debian_arch: "{{ 'armhf' if matrix_architecture == 'arm32' else matrix_ar
 
 matrix_container_global_registry_prefix: "docker.io/"
 
-# Each docker pull will retry on failed attemt 10 times with deplay of 10 seconds between each attempt.
+# Each docker pull will retry on failed attempt 10 times with delay of 10 seconds between each attempt.
 matrix_container_retries_count: 10
 matrix_container_retries_delay: 10