Added the capability to add study in creating a fieldmap

Reviewer: Tiff Go

Issue: GCp-9739
Added the capability to add study in creating a fieldmap

Reviewer: Tiff Go

Issue: GCp-9739
Added labels and styling for the new fieldmap selection screen

Reviewer: Tiff Go (post commit)

Issue: GCP-9739
Merging of branch code for the selection of fieldmap to allow user to add more studies when creating a fieldmap

Reviewer: Tiff Go

Issue: GCp-9739