Drop python3-spyder from astronomy_kde and scientific
It is FTI with Python 3.12, and fixing it requires handling two
rather complex dependency chains:
https://bugzilla.redhat.com/show_bug.cgi?id=2220598
so it's not going to be fixed overnight. Let's drop it from the
spins for now to get them building again.
Signed-off-by: Adam Williamson <awilliam@redhat.com>