Adding newly added Samples to Automation

Added two Samples to Automation, will add remaining 4 Samples in next check in.
- Revit_Adaptive_Component_Placement
- Revit_ImportSolid
Removed extra slash '\' from file path

Addressed comment by Randy.
Merge pull request #1895 from riteshchandawar/RevitNewSamples

Adding newly added Samples to Automation