Update app levels according to CI results

[yunohost-bot]

Major regressions 😭

• zabbix: 7 → 0

Minor regressions 😬

• firefly-iii: 8 → 6
• fittrackee: 8 → 6
• flarum: 8 → 6 -> Upgrade to v1.8.12 YunoHost-Apps/flarum_ynh#248
• flohmarkt: 8 → 6
• grist: 8 → 6
• hubzilla: 8 → 6
• ifconfig-io: 8 → 6
• immich: 8 → 6
• lychee: 8 → 6
• neutrinet: 8 → 6
• onlyoffice: 8 → 6 -> what do with [autopatch] Automatic patch to use nodejs/ruby/go/compose resources + remove empty _common.sh YunoHost-Apps/onlyoffice_ynh#185
• phpmyadmin: 8 → 6
• pixelfed: 8 → 6
• pretalx: 7 → 6 -> migrate nodejs to resource YunoHost-Apps/pretalx_ynh#17
• pyinventory: 8 → 6
• rallly: 8 → 7
• rsshub: 8 → 6 -> npm -> pnpm (with corepack) YunoHost-Apps/rsshub_ynh#93
• synapse-admin: 8 → 6
• syncserver-rs: 8 → 6
• teampass: 8 → 6

Improvements 🥳

• dumbbudget: 7 → 8
• dumbdo: 6 → 8
• elabftw: 6 → 8
• garage: 3 → 6
• indico: 6 → 8
• ojs: 0 → 8
• passed: 6 → 7

Missing 🫠

• calcom (See latest job if it exists)