add third party name for solutions

Author: tfitzmac

articles/azure-resource-manager/management/resource-name-rules.md

@@ -535,7 +535,7 @@ In the following tables, the term alphanumeric refers to:
 > [!div class="mx-tableFixed"]
 > | Entity | Scope | Length | Valid Characters |
 > | --- | --- | --- | --- |
-> | solutions | workspace | N/A | Name must be in the pattern:<br>`SolutionType(WorkspaceName)`<br><br>For example, a valid name is:<br>`AntiMalware(contoso-IT)`<br><br>The solution type is case-sensitive. |
+> | solutions | workspace | N/A | For solutions authored by Microsoft, the name must be in the pattern:<br>`SolutionType(WorkspaceName)`<br><br>For solutions authored by third parties, the name must be in the pattern:<br>`SolutionType[WorkspaceName]`<br><br>For example, a valid name is:<br>`AntiMalware(contoso-IT)`<br><br>The solution type is case-sensitive. |
 
 ## Microsoft.Portal