RFR[13] 8228399: Remove mistaken open.iml

[Xuelei Fan]

Good to me.

Xuelei 

> On Jul 18, 2019, at 12:02 PM, Anthony Scarpino <anthony.scarpino at oracle.com> wrote:
> 
> A mistaken file got added into my push of 8227551, which did not show up in the webrev.  I'm not sure why that happened.  Nevertheless, I need a review to have it removed
> 
> http://cr.openjdk.java.net/~ascarpino/8228399/webrev/
> 
> thanks
> 
> Tony