Update New-ExchangeCertificate.md

Updates to Example 2 per email request

Author: chrisda

exchange/exchange-ps/exchange/New-ExchangeCertificate.md

@@ -95,12 +95,12 @@ If you don't want this certificate to replace the existing self-signed certifica
 Get-ExchangeCertificate -Thumbprint c4248cd7065c87cb942d60f7293feb7d533a4afc | New-ExchangeCertificate -PrivateKeyExportable $true
 ```
 
-This example shows how to renew a self-signed certificate with a specific thumbprint value. You can find the thumbprint value in one of two ways:
+This example shows how to renew a certificate with a specific thumbprint value. You can find the thumbprint value in one of two ways:
 
 - Select the certificate in the Exchange admin center and then select Edit to view properties of the certificate. The thumbprint value is shown in the Exchange Certificate window.
 - Run the Get-ExchangeCertificate cmdlet to return a list of all certificates installed on the server with their thumbprint values.
 
-Setting the PrivateKeyExportable parameter to the value $true allows the renewed self-signed certificate to be exported from the server (and imported on other servers).
+Setting the PrivateKeyExportable parameter to the value $true allows the renewed certificate to be exported from the server (and imported on other servers).
 
 ### Example 3
 ```powershell
@@ -239,7 +239,7 @@ Accept wildcard characters: False
 ```
 
 ### -DomainName
-The DomainName parameter specifies one or more FQDNs or server names for theSubject Alternative Namefield (also known as the Subject Alt Name or SAN field) of the certificate request or self-signed certificate.
+The DomainName parameter specifies one or more FQDNs or server names for theSubject Alternative Name field (also known as the Subject Alt Name or SAN field) of the certificate request or self-signed certificate.
 
 If the value in the certificate's Subject field doesn't match the destination server name or FQDN, the requestor looks for a match in the Subject Alternative Name field.