First of two PRs to address #107
This PR moves the PV gen pre-processing tab above the VRG generation
As well as adds a dialog box to ensure the user is aware that they have to run auto camera VRG before the PV gen if that is the pipeline they wish to run
First of two PRs to address #107 This PR moves the PV gen pre-processing tab above the VRG generation![image](https://github.com/BrownBiomechanics/SlicerAutoscoperM/assets/30351234/f9ecb8be-a94b-46ef-ba84-c64558baeeb6)
As well as adds a dialog box to ensure the user is aware that they have to run auto camera VRG before the PV gen if that is the pipeline they wish to run![image](https://github.com/BrownBiomechanics/SlicerAutoscoperM/assets/30351234/03b83ee5-d74f-4726-838f-cb00d25c610d)