Bug 22245: Allow copy/move from and to control fields

Bug 22245: Allow copy/move from and to control fields

The JS conditions were wrong, we want to allow copy and move between
control fields.

Test plan:
Create a new MARC modification template action using control fields.
Confirm that you are allowed to copy/move a control field to another one

Signed-off-by: Hayley Mapley <hayleymapley@catalyst.net.nz>
Signed-off-by: Bouzid Fergani <bouzid.fergani@inlibro.com>
Signed-off-by: Martin Renvoize <martin.renvoize@ptfs-europe.com>
Signed-off-by: Joy Nelson <joy@bywatersolutions.com>