release notes 1.8.2 (#10389)

* release notes 1.8.2

Signed-off-by: James Strong <strong.james.e@gmail.com>

* fix yaml error

Signed-off-by: James Strong <strong.james.e@gmail.com>

* supdate docs

* Rolling back to v1.21.1

---------

Signed-off-by: James Strong <strong.james.e@gmail.com>
Co-authored-by: Ricardo Katz <rikatz@users.noreply.github.com>

charts/ingress-nginx/Chart.yaml

@@ -1,12 +1,9 @@
 annotations:
   artifacthub.io/changes: |
-     - "Added a doc line to the missing helm value service.internal.loadBalancerIP (#9406)"
-     - "feat(helm): Add loadBalancerClass (#9562)"
-     - "added helmshowvalues example (#10019)"
-     - "Update Ingress-Nginx version controller-v1.8.1"
+     - "Update Ingress-Nginx version controller-v1.8.2"
   artifacthub.io/prerelease: "false"
 apiVersion: v2
-appVersion: 1.8.1
+appVersion: 1.8.2
 description: Ingress controller for Kubernetes using NGINX as a reverse proxy and
   load balancer
 engine: gotpl
@@ -23,4 +20,4 @@ maintainers:
 name: ingress-nginx
 sources:
 - https://github.com/kubernetes/ingress-nginx
-version: 4.7.1
+version: 4.7.2