Upgrade matrix-alertmanager-receiver (2024.8.28 -> 2024.9.18)

Supersedes https://github.com/spantaleev/matrix-docker-ansible-deploy/pull/3539

Related to https://github.com/metio/matrix-alertmanager-receiver/pull/42

roles/custom/matrix-alertmanager-receiver/defaults/main.yml

@@ -6,7 +6,7 @@
 matrix_alertmanager_receiver_enabled: true
 
 # renovate: datasource=docker depName=docker.io/metio/matrix-alertmanager-receiver
-matrix_alertmanager_receiver_version: 2024.8.28
+matrix_alertmanager_receiver_version: 2024.9.18
 
 matrix_alertmanager_receiver_scheme: https
 

roles/custom/matrix-alertmanager-receiver/tasks/install.yml

@@ -63,7 +63,7 @@
         cmd: |-
           {{ devture_systemd_docker_base_host_command_docker }} buildx build
           --tag={{ matrix_alertmanager_receiver_container_image }}
-          --file={{ matrix_alertmanager_receiver_container_src_path }}/contrib/Dockerfile
+          --file={{ matrix_alertmanager_receiver_container_src_path }}/Dockerfile
           {{ matrix_alertmanager_receiver_container_src_path }}
       changed_when: true