Update mariadb Docker tag to v12

arcade-system/romm.yaml

@@ -388,7 +388,7 @@ spec:
     spec:
       containers:
         - name: mariadb
-          image: mariadb:11
+          image: mariadb:12
           env:
             - name: MARIADB_ROOT_PASSWORD
               valueFrom:

bookstack-system/bookstack.yaml

@@ -71,7 +71,7 @@ spec:
     spec:
       containers:
         - name: mariadb
-          image: mariadb:11
+          image: mariadb:12
           imagePullPolicy: IfNotPresent
           env:
             - name: MYSQL_ROOT_PASSWORD

kisfenyo-system/filebrowser-quantum.yaml

@@ -136,7 +136,7 @@ spec:
         fsGroup: 1000
       containers:
         - name: filebrowser
-          image: gtstef/filebrowser:1.3.3-stable
+          image: gtstef/filebrowser:1.1.2-stable
           env:
             - name: TZ
               value: "Europe/Budapest"