Update rancher/mirrored-library-traefik Docker tag to v3

Signed-off-by: Marcus Noble <github@marcusnoble.co.uk>

manifests/nextcloud_chart/manifest.yaml

@@ -56,7 +56,9 @@ data:
   general.config.php: |-
     <?php
     $CONFIG = array (
-        'overwriteprotocol' => 'https'
+        'overwriteprotocol' => 'https',
+        'loglevel' => 1,
+        'log_rotate_size' => 100 * 1024 * 1024
     );
   .htaccess: |-
     # line below if for Apache 2.4

manifests/traefik/traefik.yaml

@@ -45,7 +45,7 @@ spec:
         - --entrypoints.websecure.http.tls=true
         - --entrypoints.web.http.redirections.entrypoint.to=websecure
         - --entrypoints.web.http.redirections.entrypoint.scheme=https
-        image: rancher/mirrored-library-traefik:2.11.30
+        image: rancher/mirrored-library-traefik:3.5.3
         imagePullPolicy: IfNotPresent
         livenessProbe:
           failureThreshold: 3