links isolated changes

Author: code-sidd

articles/mysql/flexible-server/how-to-upgrade.md

@@ -64,12 +64,12 @@ This feature will enable customers to perform in-place upgrades of their MySQL 5
 
 Follow these steps to perform major version upgrade for your Azure Database of MySQL 5.7 server using Azure CLI.
 
-1. Install [Azure CLI](https://docs.microsoft.com/cli/azure/install-azure-cli) for Windows or use [Azure CLI](https://docs.microsoft.com/azure/cloud-shell/overview) in Azure Cloud Shell to run the upgrade commands.
+1. Install [Azure CLI](/cli/azure/install-azure-cli) for Windows or use [Azure CLI](../../cloud-shell/overview.md) in Azure Cloud Shell to run the upgrade commands.
 
     This upgrade requires version 2.40.0 or later of the Azure CLI. If you are using Azure Cloud Shell, the latest version is already installed. Run az version to find the version and dependent libraries that are installed. To upgrade to the latest version, run az upgrade.
 
 
-2. After you sign in, run the [az mysql server upgrade](https://docs.microsoft.com/cli/azure/mysql/server#az-mysql-server-upgrade) command.
+2. After you sign in, run the [az mysql server upgrade](/cli/azure/mysql/server#az-mysql-server-upgrade) command.
 
     ```azurecli
     az mysql server upgrade --name testsvr --resource-group testgroup --subscription MySubscription --version 8.0