Remove unnecessary influxdb instance

Never used it anyway

ansible/roles/forrest/tasks/influxdb.yml

@@ -1,17 +0,0 @@
-- name: Create influxdb install directory
-  file:
-    path: /opt/influxdb
-    state: directory
-    owner: "{{ docker_user.name }}"
-    mode: "{{ docker_compose_directory_mask }}"
-  become: true
-
-- name: Install influxdb compose file
-  template:
-    src: files/influxdb/docker-compose.yml
-    dest: /opt/influxdb/docker-compose.yml
-    mode: "{{ docker_compose_file_mask }}"
-    owner: "{{ docker_user.name }}"
-    validate: docker-compose -f %s config
-  notify: restart influxdb
-  become: true

ansible/roles/forrest/tasks/main.yml

@@ -1,8 +1,5 @@
 - name: Grafana
   include: grafana.yml
 
-- name: InfluxDB
-  include: influxdb.yml
-
 - name: Prometheus
   include: prometheus.yml