Improve hack/generate-deploy-scripts.sh to no longer generate versioned manifests (#8877)

* feat: no longer generate versioned manifests

Updates the script to no longer generate multiple versioned deploy manifests.
The script will only generate the manifests for one given version of
Kubernetes.

See: https://github.com/kubernetes/ingress-nginx/issues/8824

Signed-off-by: Ismayil Mirzali <ismayilmirzeli@gmail.com>

* fix: delete unnecessary versioned deploy manifests

See: https://github.com/kubernetes/ingress-nginx/issues/8824

Signed-off-by: Ismayil Mirzali <ismayilmirzeli@gmail.com>

deploy/static/provider/cloud/deploy.yaml

@@ -344,6 +344,9 @@ metadata:
   namespace: ingress-nginx
 spec:
   externalTrafficPolicy: Local
+  ipFamilies:
+  - IPv4
+  ipFamilyPolicy: SingleStack
   ports:
   - appProtocol: http
     name: http