fix(tuto): fix steps

Author: RoRoJ

tutorials/vpc-public-gateway-autoconfiguration/index.mdx

@@ -50,13 +50,14 @@ dates:
 4. Click the default VPC of the region that covers your Instance's Availability Zone.
 5. Click **Create Private Network**. The Private Network creation wizard displays:
     <Lightbox src="scaleway-vpc-create-pn.webp" alt="" />
-6. Leave the default settings in place, or enter a customized **name**, **tags** and, in **Advanced Settings**, **CIDR block**. Click **Create Private Network**.
+6. Leave the default settings in place, or enter a customized **name**, **tags** and, in **Advanced Settings**, **CIDR block**.
+7. Click **Create Private Network**.
     The Private Network is created inside the specified VPC, and its **Overview** page displays.
-7. Click the **Attached Resources** tab to see the list of Instances attached to the Private Network. Currently, no resources are attached.
-8. Click **Attach resource** and select your Instance from the drop-down list that displays. Leave the default IPv4 and IPv6 address settings in place, or specify these addresses yourself if you prefer. 
+8. Click the **Attached Resources** tab to see the list of Instances attached to the Private Network. Currently, no resources are attached.
+9. Click **Attach resource** and select your Instance from the dropdown list that displays. Leave the default IPv4 and IPv6 address settings in place, or specify these addresses yourself if you prefer. 
     <Lightbox src="scaleway-vpc-attach-resource.webp" alt="" />
-9. Click **Attach to Private Network**. You are returned to the **Attached resources** tab, where your Instance now displays.
-10. Use the `ip a` command on the Instance to verify the presence of the new Ethernet interface:
+10. Click **Attach to Private Network**. You are returned to the **Attached resources** tab, where your Instance now displays.
+11. Use the `ip a` command on the Instance to verify the presence of the new Ethernet interface:
     ```
     3: enp1s0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group default qlen 1000
         link/ether 02:00:00:11:cf:fe brd ff:ff:ff:ff:ff:ff