Update the command of upgrading monitoring services (#17816) (#17827)

Author: ti-chi-bot

upgrade-monitoring-services.md

@@ -59,7 +59,7 @@ Download a new installation package from the [Prometheus download page](https://
 Execute the following command to upgrade Prometheus:
 
 ```bash
-tiup cluster patch <cluster-name> prometheus-v{new-version}.tar.gz -R prometheus
+tiup cluster patch <cluster-name> prometheus-v{new-version}.tar.gz -R prometheus --overwrite
 ```
 
 After the upgrade, you can go to the home page of the Prometheus server (usually at `http://<Prometheus-server-host-name>:9090`), click **Status** in the top navigation menu, and then open the **Runtime & Build Information** page to check the Prometheus version and confirm whether the upgrade is successful.
@@ -108,7 +108,7 @@ In the following upgrade steps, you need to download the Grafana installation pa
 Execute the following command to upgrade Grafana:
 
 ```bash
-tiup cluster patch <cluster-name> grafana-v{new-version}.tar.gz -R grafana
+tiup cluster patch <cluster-name> grafana-v{new-version}.tar.gz -R grafana --overwrite
 
 ```
 
@@ -127,7 +127,7 @@ Download the `alertmanager` installation package from the [Prometheus download p
 Execute the following command to upgrade Alertmanager:
 
 ```bash
-tiup cluster patch <cluster-name> alertmanager-v{new-version}-linux-amd64.tar.gz -R alertmanager
+tiup cluster patch <cluster-name> alertmanager-v{new-version}-linux-amd64.tar.gz -R alertmanager --overwrite
 ```
 
 After the upgrade, you can go to the home page of the Alertmanager server (usually at `http://<Alertmanager-server-host-name>:9093`), click **Status** in the top navigation menu, and then check the Alertmanager version to confirm whether the upgrade is successful.