Update app levels according to CI results

[yunohost-bot]

Major regressions 😭

• cops: 7 → 0
• signaturepdf: 8 → 0

Minor regressions 😬

• agora: 8 → 6
• custom_backup: 8 → 6
• diaspora: 8 → 6
• docsify: 8 → 6
• drupal: 8 → 6
• dumbkan: 8 → 6
• dumbwhois: 7 → 6
• elasticsearch8: 8 → 6
• ghost: 8 → 6
• h5ai: 8 → 6
• headscale: 8 → 6
• joomla: 7 → 6
• kanboard: 8 → 6
• lichenmarkdown: 8 → 6
• loki: 8 → 6
• mlmmj-web: 8 → 6
• moncycle: 8 → 6
• netdata: 8 → 6
• phpldapadmin: 8 → 6
• pihole: 7 → 6
• qr: 8 → 6
• roundcube: 8 → 6
• satdress: 8 → 6
• transmission: 8 → 6
• wger: 7 → 6
• yellow: 8 → 6
• zeroui: 8 → 6

Improvements 🥳

• appflowy: 7 → 8
• arn_messager: 2 → 4
• changedetection: 7 → 8
• fittrackee: 6 → 8
• grafana: 6 → 8
• localsend: 6 → 7
• lychee: 6 → 8
• node_exporter: 7 → 8
• rallly: 7 → 8
• secretsanta: None → 7

Missing 🫠

• calcom (See latest job if it exists)