Typo "CosmosDB Account"→"Cosmos DB Account" (#21974)

https://learn.microsoft.com/en-us/powershell/module/az.cosmosdb/remove-azcosmosdbaccount?view=azps-10.0.0
https://github.com/Azure/azure-powershell/blob/main/src/CosmosDB/CosmosDB/help/Remove-AzCosmosDBAccount.md
#PingMSFTDocs

Author: hyoshioka0128

src/CosmosDB/CosmosDB/help/Remove-AzCosmosDBAccount.md

@@ -8,7 +8,7 @@ schema: 2.0.0
 # Remove-AzCosmosDBAccount
 
 ## SYNOPSIS
-Remove a CosmosDB Account.
+Remove a Cosmos DB Account.
 
 ## SYNTAX
 
@@ -31,7 +31,7 @@ Remove-AzCosmosDBAccount -InputObject <PSDatabaseAccountGetResults> [-AsJob] [-P
 ```
 
 ## DESCRIPTION
-Remove a CosmosDB Account with a given Name in the given ResourceGroup.
+Remove a Cosmos DB Account with a given Name in the given ResourceGroup.
 
 ## EXAMPLES