feat(raspberry_pi): add zigbee2mqtt and mosquitto templates

roles/raspberry_pi/templates/zigbee2mqtt/docker-compose.yml.j2

@@ -0,0 +1,36 @@
+name: zigbee2mqtt
+services:
+  mosquitto:
+    image: eclipse-mosquitto:{{ raspberry_pi_mosquitto_version }}
+    container_name: mosquitto
+    restart: unless-stopped
+    ports:
+      - 1883:1883
+    volumes:
+      - {{ raspberry_pi_mosquitto_config_dir }}/mosquitto.conf:/mosquitto/config/mosquitto.conf:ro
+      - {{ raspberry_pi_mosquitto_config_dir }}/data:/mosquitto/data
+      - {{ raspberry_pi_mosquitto_config_dir }}/log:/mosquitto/log
+
+  zigbee2mqtt:
+    image: koenkk/zigbee2mqtt:{{ raspberry_pi_z2m_version }}
+    container_name: zigbee2mqtt
+    restart: unless-stopped
+    depends_on:
+      - mosquitto
+    ports:
+      - 8080:8080
+    volumes:
+      - {{ raspberry_pi_z2m_config_dir }}/data:/app/data
+      - {{ raspberry_pi_z2m_config_dir }}/configuration.yaml:/app/data/configuration.yaml
+      - /run/udev:/run/udev:ro
+    devices:
+      - /dev/ttyUSB0:/dev/ttyUSB0
+    environment:
+      - TZ=Europe/Berlin
+    group_add:
+      - dialout
+
+networks:
+  default:
+    driver: bridge
+    name: zigbee2mqtt