feat(helm): update chart ingress-nginx to 4.12.3

Author: renovate[bot]

kubernetes/apps/network/ingress-nginx/external/helmrelease.yaml

@@ -8,7 +8,7 @@ spec:
   chart:
     spec:
       chart: ingress-nginx
-      version: 4.10.1
+      version: 4.12.3
       sourceRef:
         kind: HelmRepository
         name: ingress-nginx

kubernetes/apps/network/ingress-nginx/internal/helmrelease.yaml

@@ -9,7 +9,7 @@ spec:
   chart:
     spec:
       chart: ingress-nginx
-      version: 4.10.1
+      version: 4.12.3
       sourceRef:
         kind: HelmRepository
         name: ingress-nginx