Coil:Cooling:DX:VariableSpeed should be converted to new sizing routines and respect DesignSpecification:ZoneHVAC:Sizing

[jmarrec]

Issue overview

Coil:Cooling:DX:VariableSpeed should be converted to new sizing routines Autosizing/ and respect DesignSpecification:ZoneHVAC:Sizing in particular.

The PR #10682 has a new unit test that shows it is not adjusted.

Details

Some additional details for this issue (if relevant):

• Platform (Operating system, version): all
• Version of EnergyPlus (if using an intermediate build, include SHA): develop, 54f875d
• This was originally reported in Fix #10663 - Fan runtime fraction < 1 when flow rate scaling using DesignSpecification:ZoneHVAC:Sizing #10673 (comment)

Checklist

Add to this list or remove from it as applicable. This is a simple templated set of guidelines.

• Defect file added (list location of defect file here)
• Ticket added to EnergyPlus Defect Complexity (Github Project)
• Pull request created (the pull request will have additional tasks related to reviewing changes that fix this defect)