feat(instance): add support for pro2 (#2298)

Author: remyleone

cmd/scw/testdata/test-all-usage-instance-server-create-usage.golden

@@ -24,7 +24,7 @@ EXAMPLES:
 
 ARGS:
   image=ubuntu_focal             Image ID or label of the server
-  [type=DEV1-S]                  Server commercial type (GP1-XS | GP1-S | GP1-M | GP1-L | GP1-XL | DEV1-S | DEV1-M | DEV1-L | DEV1-XL | RENDER-S | STARDUST1-S | ENT1-S | ENT1-M | ENT1-L | ENT1-XL | ENT1-2XL)
+  [type=DEV1-S]                  Server commercial type (GP1-XS | GP1-S | GP1-M | GP1-L | GP1-XL | DEV1-S | DEV1-M | DEV1-L | DEV1-XL | RENDER-S | STARDUST1-S | ENT1-S | ENT1-M | ENT1-L | ENT1-XL | ENT1-2XL | PRO2-XXS | PRO2-XS | PRO2-S | PRO2-M | PRO2-L)
   [name=<generated>]             Server name
   [root-volume]                  Local root volume of the server
   [additional-volumes.{index}]   Additional local and block volumes attached to your server

docs/commands/instance.md

@@ -1305,7 +1305,7 @@ scw instance server create [arg=value ...]
 | Name |   | Description |
 |------|---|-------------|
 | image | Required<br />Default: `ubuntu_focal` | Image ID or label of the server |
-| type | Default: `DEV1-S`<br />One of: `GP1-XS`, `GP1-S`, `GP1-M`, `GP1-L`, `GP1-XL`, `DEV1-S`, `DEV1-M`, `DEV1-L`, `DEV1-XL`, `RENDER-S`, `STARDUST1-S`, `ENT1-S`, `ENT1-M`, `ENT1-L`, `ENT1-XL`, `ENT1-2XL` | Server commercial type |
+| type | Default: `DEV1-S`<br />One of: `GP1-XS`, `GP1-S`, `GP1-M`, `GP1-L`, `GP1-XL`, `DEV1-S`, `DEV1-M`, `DEV1-L`, `DEV1-XL`, `RENDER-S`, `STARDUST1-S`, `ENT1-S`, `ENT1-M`, `ENT1-L`, `ENT1-XL`, `ENT1-2XL`, `PRO2-XXS`, `PRO2-XS`, `PRO2-S`, `PRO2-M`, `PRO2-L` | Server commercial type |
 | name | Default: `<generated>` | Server name |
 | root-volume |  | Local root volume of the server |
 | additional-volumes.{index} |  | Additional local and block volumes attached to your server |

internal/namespaces/instance/v1/custom_server_create.go

@@ -77,6 +77,11 @@ func serverCreateCommand() *core.Command {
 					"ENT1-L",
 					"ENT1-XL",
 					"ENT1-2XL",
+					"PRO2-XXS",
+					"PRO2-XS",
+					"PRO2-S",
+					"PRO2-M",
+					"PRO2-L",
 				},
 				ValidateFunc: func(argSpec *core.ArgSpec, value interface{}) error {
 					// Allow all commercial types