IAM: fix role create pro tip (#565)

# Description
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## Checklist
(For exoscale contributors)

* [ ] Changelog updated (under *Unreleased* block)
* [ ] Testing

## Testing

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CHANGELOG.md

@@ -2,9 +2,15 @@
 
 ## Unreleased
 
-- SOS download: output warning when no objects exist at prefix #563 
+### Bug Fixes
+- SOS download: output warning when no objects exist at prefix #563
+
+### Features
 - Updated 'exo x' list-block-storage-volumes #562
 
+### Improvements
+- Update `exo iam role create` pro tip #55
+
 ## 1.75.0
 
 ### Features
@@ -17,8 +23,8 @@
 
 ### Improvements
 
-- README: document installation from AUR #557 
-- install-script: install rpms from SOS repo #556 
+- README: document installation from AUR #557
+- install-script: install rpms from SOS repo #556
 - Updated `exo x` for blockstorage #559
 
 ## 1.74.4

cmd/iam_role_create.go

@@ -41,7 +41,7 @@ To read the Policy from STDIN, append '-' to the '--policy' flag.
 
 Pro Tip: you can reuse an existing role policy by providing the output of the show command as input:
 
-	exo iam role show --policy --output-format json <role-name> | exo iam role create --name <new-role-name> --policy -
+	exo iam role show --policy --output-format json <role-name> | exo iam role create <new-role-name> --description "new role description" --policy -
 
 Supported output template annotations: %s`,
 		strings.Join(output.TemplateAnnotations(&iamRoleShowOutput{}), ", "))