Add weights, move files: Tasks>AdminClust>NetPol. (#8634)

* Add weights, move files: Tasks>AdminClust>NetPol.

* Update _index.md

content/en/docs/tasks/administer-cluster/_index.md

@@ -1,5 +1,5 @@
 ---
-title: "Administer Cluster"
-weight: 100
+title: "Administer a Cluster"
+weight: 20
 ---
 

content/en/docs/tasks/administer-cluster/network-policy-provider/_index.md

@@ -0,0 +1,4 @@
+---
+title: Install a Network Policy Provider
+weight: 30
+---

content/en/docs/tasks/administer-cluster/network-policy-provider/calico-network-policy.md

@@ -3,6 +3,7 @@ reviewers:
 - caseydavenport
 title: Use Calico for NetworkPolicy
 content_template: templates/task
+weight: 10
 ---
 
 {{% capture overview %}}

content/en/docs/tasks/administer-cluster/network-policy-provider/cilium-network-policy.md

@@ -3,6 +3,7 @@ reviewers:
 - danwent
 title: Use Cilium for NetworkPolicy
 content_template: templates/task
+weight: 20
 ---
 
 {{% capture overview %}}

content/en/docs/tasks/administer-cluster/network-policy-provider/kube-router-network-policy.md

@@ -3,6 +3,7 @@ reviewers:
 - murali-reddy
 title: Use Kube-router for NetworkPolicy
 content_template: templates/task
+weight: 30
 ---
 
 {{% capture overview %}}

content/en/docs/tasks/administer-cluster/network-policy-provider/romana-network-policy.md

@@ -3,6 +3,7 @@ reviewers:
 - chrismarino
 title: Romana for NetworkPolicy
 content_template: templates/task
+weight: 40
 ---
 
 {{% capture overview %}}

content/en/docs/tasks/administer-cluster/network-policy-provider/weave-network-policy.md

@@ -3,6 +3,7 @@ reviewers:
 - bboreham
 title: Weave Net for NetworkPolicy
 content_template: templates/task
+weight: 50
 ---
 
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