Bump matrix-mailer / exim release (4.92.1-r0-0 -> 4.92.1-r0-1)

It adds support for a new `DISABLE_SENDER_VERIFICATION` environment
variable that can be used to disable verification of sender addresses.

It doesn't matter for us, but we upgrade to keep up with latest.

roles/matrix-mailer/defaults/main.yml

@@ -2,7 +2,7 @@ matrix_mailer_enabled: true
 
 matrix_mailer_base_path: "{{ matrix_base_data_path }}/mailer"
 
-matrix_mailer_docker_image: "devture/exim-relay:4.92.1-r0-0"
+matrix_mailer_docker_image: "devture/exim-relay:4.92.1-r0-1"
 matrix_mailer_docker_image_force_pull: "{{ matrix_mailer_docker_image.endswith(':latest') }}"
 
 # The user/group that the container runs with.