Update group_vars/matrix_servers

Co-authored-by: Slavi Pantaleev <slavi@devture.com>

group_vars/matrix_servers

@@ -4538,7 +4538,7 @@ matrix_client_fluffychat_scheme: "{{ 'https' if matrix_playbook_ssl_enabled else
 
 matrix_client_fluffychat_container_image_self_build: "{{ matrix_architecture not in ['arm64', 'amd64'] }}"
 
-matrix_client_fluffychat_container_http_host_bind_port: "{{ (matrix_playbook_service_host_bind_interface_prefix ~ '8765') if matrix_playbook_service_host_bind_interface_prefix else '' }}"
+matrix_client_fluffychat_container_http_host_bind_port: "{{ (matrix_playbook_service_host_bind_interface_prefix ~ '8770') if matrix_playbook_service_host_bind_interface_prefix else '' }}"
 
 matrix_client_fluffychat_container_network: "{{ matrix_addons_container_network }}"