Update Install-AzureCosmosDbEmulator.ps1 SHA256Sum (#12164)

Corresponds to azure-cosmosdb-emulator-2.14.22-5aad492b.msi downloaded today.

Author: aharden

images/windows/scripts/build/Install-AzureCosmosDbEmulator.ps1

@@ -5,6 +5,6 @@
 
 Install-Binary -Type MSI `
     -Url "https://aka.ms/cosmosdb-emulator" `
-    -ExpectedSHA256Sum "7BAFEE9F90272C01F7924A1D8E62EE0954F555E229C7166B815253E526E666C4"
+    -ExpectedSHA256Sum "AB040B9A0FBC4766E179554B9899B947C41E3A259F8A0FC63022DB8D0C562769"
 
 Invoke-PesterTests -TestFile "Tools" -TestName "Azure Cosmos DB Emulator"