Bump 33 apps to latest upstream versions

Patch/minor bumps:
- akaunting: 3.1.21 -> 3.2.3
- aptly: 1.6.2 -> 1.6.3
- baserow: 2.2.2 -> 2.4.1
- crowdsec: v1.7.8 -> v1.8.1
- docker-registry: 3.0.0 -> 3.1.2
- etherpad: 2.2.7 -> 2.6.1
- headlamp: v0.42.0 -> v0.46.0
- headscale: 0.29.1 -> 0.29.5
- indico: 3.3.12 -> 3.3.14
- karrot: v17.4.1 -> v17.4.2
- keila: 0.17.1 -> 0.30.3
- lemmy: 0.19.15 -> 0.19.19
- loomio: 3.0.24 -> 3.12.0
- mastodon: 4.5.3 -> 4.7.3
- mautic: 7.1.2 -> 7.2.1
- memcached: 1.6.32 -> 1.6.45
- mobilizon: 5.2.3 -> 5.2.4
- nocodb: 2026.04.1 -> 2026.09.1
- open-webui: 0.9.5 -> 0.12.3
- outline: 1.8.1 -> 1.11.0
- peertube: 8.2.1 -> 8.2.4
- pixelfed: 0.12.7 -> 0.15.1
- pretix: 2026.5.1 -> 2026.8.0
- synapse: v1.144.0 -> v1.163.0
- traefik: v3.4.1 -> v3.7.16
- typebot: 3.17.1 -> 3.19.1
- vaultwarden: 1.37.1 -> 1.37.4
- writefreely: 0.15.1 -> 0.17.2

Multi-file updates for apps with workers/sidekiq/streaming:
- mastodon (5 files), indico (3 files), karrot (4 files),
  lemmy (2 files), loomio (2 files), typebot (2 files),
  pixelfed (2 files), synapse (2 refs), pretix (2 refs),
  aptly (2 refs)

headlamp/versions/v0/deployment.yaml

@@ -22,7 +22,7 @@ spec:
           type: RuntimeDefault
       containers:
         - name: headlamp
-          image: ghcr.io/headlamp-k8s/headlamp:v0.42.0
+          image: ghcr.io/headlamp-k8s/headlamp:v0.46.0
           args:
             - "-in-cluster"
             - "-plugins-dir=/headlamp/plugins"