Update Exchange2016  to CU11
Update Exchange2016  to CU11

I suggest you to update Exchange 2016 to CU11.
I see now, that this updates release has no changes in requiments and download file the same iso format.
I updated download link and now think it is all that we need to do.
I did not tested this PR yet, i will write you an update if something goes wrong.
AutomatedLab/AutomatedLab,AutomatedLab/AutomatedLab