chore(deps): update mariadb docker tag to v20.5.9

Author: renovate[bot]

charts/nextcloud/Chart.lock

@@ -4,12 +4,12 @@ dependencies:
   version: 16.7.4
 - name: mariadb
   repository: oci://registry-1.docker.io/bitnamicharts
-  version: 20.5.5
+  version: 20.5.9
 - name: redis
   repository: oci://registry-1.docker.io/bitnamicharts
   version: 21.1.3
 - name: collabora-online
   repository: https://collaboraonline.github.io/online
   version: 1.1.20
-digest: sha256:47979e007ed8bb4a53ec00c5e457da110573a6e067f24da505144f475b26981c
-generated: "2025-05-18T15:22:37.968306345+02:00"
+digest: sha256:d6f0ed8845d71d6b6dfcb069e7ad9f017d66acb2337e2af96231045357cefee5
+generated: "2025-09-28T19:41:46.814288635Z"

charts/nextcloud/Chart.yaml

@@ -32,7 +32,7 @@ dependencies:
     repository: oci://registry-1.docker.io/bitnamicharts
     condition: postgresql.enabled
   - name: mariadb
-    version: 20.5.5
+    version: 20.5.9
     repository: oci://registry-1.docker.io/bitnamicharts
     condition: mariadb.enabled
   - name: redis