docs: Remove extra symbol (#7765)

Signed-off-by: jun.gu <gujun4990@outlook.com>
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Jun Gu 2021-10-08 20:44:59 +08:00 committed by GitHub
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commit 0963a45922
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@ -178,7 +178,7 @@ Bear in mind that, if your `Ingress-Nginx-Controller-nginx2` is started with the
- Ensure you have helm working (refer to helm documentation)
- We have to assume that you have the helm repo for the ingress-NGINX controller already added to your helm config. But, if you have not added the helm repo then you can do this to add the repo to your helm config;
```
helm repo add ingress-nginx https://kubernetes.github.io/ingress-nginx`
helm repo add ingress-nginx https://kubernetes.github.io/ingress-nginx
```
- Make sure you have updated the helm repo data;
```