docs: update apisix ingress controller docs helm repo (#2649)

Author: kayx23

docs/en/latest/getting-started/get-apisix-ingress-controller.md

@@ -69,7 +69,7 @@ kubectl config set-context --current --namespace=ingress-apisix
 Install the Gateway API CRDs, [APISIX Standalone API-driven mode](https://apisix.apache.org/docs/apisix/deployment-modes/#api-driven-experimental), and APISIX Ingress Controller:
 
 ```bash
-helm repo add apisix https://charts.apiseven.com
+helm repo add apisix https://apache.github.io/apisix-helm-chart
 helm repo update
 
 helm install apisix \

docs/en/latest/install.md

@@ -43,7 +43,7 @@ Before installing APISIX ingress controller, ensure you have:
 Make sure to update the Helm repositories:
 
 ```bash
-helm repo add apisix https://charts.apiseven.com
+helm repo add apisix https://apache.github.io/apisix-helm-chart
 helm repo add bitnami https://charts.bitnami.com/bitnami
 helm repo update
 ```