Cleanup Add-DbaComputerCertificate help (#1744)
Cleanup Add-DbaComputerCertificate help (#1744)

* Clean up formatting & standardize common parameter language

* Additional minor style fix

* More minor cleanup

* fixed spacing

wsmelton/dbatools,sqlpadawan/dbatools,kozloski/dbatools,Splaxi/dbatools,dsolodow/dbatools,SirCaptainMitch/dbatools