Simplify traefik version management

defaults/main.yml

@@ -1,5 +1,5 @@
 my_context: kubernetes
-traefik_version: "2.3"
+traefik_version: "2.4.0"
 traefik_domain: "local"
 traefik_namespace: "traefik"
 #ingress_whitelist:

tasks/main.yml

@@ -86,7 +86,7 @@
       release_namespace: "{{ traefik_namespace }}"
       values:
         image:
-          tag: "{{ traefik_version_2_3 }}"
+          tag: "{{ traefik_version }}"
         additionalArguments:
           - --configFile=/etc/traefik/traefik.yaml
         podSecurityPolicy:

vars/main.yml

@@ -1,12 +1 @@
-
-traefik_version_2_3: 2.3.7
-traefik_2_3_list:
-  - 2.3/traefik-crd-ingressroutes.yml.j2
-  - 2.3/traefik-crd-ingressroutetcps.yml.j2
-  - 2.3/traefik-crd-ingressrouteudps.yml.j2
-  - 2.3/traefik-crd-middlewares.yml.j2
-  - 2.3/traefik-crd-tlsoptions.yml.j2
-  - 2.3/traefik-crd-tlsstores.yml.j2
-  - 2.3/traefik-crd-traefikservices.yml.j2
-  - 2.3/traefik-clusterrole.yml.j2
-  - 2.3/traefik-clusterrolebinding.yml.j2
+---