Use astroquery if filters not in package

[kelle]

Instead of storing the filters in the package, use astroquery to download the profiles as needed.
https://astroquery.readthedocs.io/en/latest/svo_fps/svo_fps.html

[kelle]

Maybe we can just start this by using it if the filter isn't found in the data. I think right now, it's giving this error:

IndexError
bp = svo.Filter(band)
...
FILTERS ON FILE: 
FILTERS ON FILE: NIRISS.GR700XD.1, MIRI.F1280W, WFC3_IR.F125W, WFPC2.F656N, NIRCam.F356W, NIRISS.F200W, IRAC.I2, STIS.G750L, NIRISS.GR700XD.2,