Update ghcr.io/matrix-construct/tuwunel Docker tag to v1.9.1 (#5584)

Co-authored-by: mdad-renovate[bot] <322784800+mdad-renovate[bot]@users.noreply.github.com>

roles/custom/matrix-tuwunel/defaults/main.yml

@@ -13,7 +13,7 @@ matrix_tuwunel_enabled: true
 matrix_tuwunel_hostname: ''
 
 # renovate: datasource=docker depName=ghcr.io/matrix-construct/tuwunel
-matrix_tuwunel_version: v1.9.0
+matrix_tuwunel_version: v1.9.1
 
 matrix_tuwunel_container_image: "{{ matrix_tuwunel_container_image_registry_prefix }}matrix-construct/tuwunel:{{ matrix_tuwunel_container_image_tag }}"
 matrix_tuwunel_container_image_tag: "{{ matrix_tuwunel_version }}"