Add HC650 to db

[Travis Norton]

Hi,
I'm working at Western Digital and would like to get a drive added to your db.

{ "Western Digital Ultrastar DC HC650", tested with WDC WSH722020ALE6L0,

"(WDC ?)?WSH7220(20|VC)AL[EN]6[0L][0146]",
"", "",
"-v 22,raw48,Helium_Level"

}