Check PSF and deconvol with IDL

[nabobalis]

TODO:

• [ ] Generate IDL products for PSF and deconv
• [ ] Check difference to Python results
• [ ] Replace deconv code with scikit image's version

[codecov[bot]]

Codecov Report

Attention: 16 lines in your changes are missing coverage. Please review.

Comparison is base (c7b5a0b) 94.18% compared to head (88f0ef2) 73.31%.

Files	Patch %	Lines
aiapy/tests/test_idl.py	63.63%	16 Missing :warning:

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #325 +/- ## =========================================== - Coverage 94.18% 73.31% -20.87% =========================================== Files 34 35 +1 Lines 1186 1188 +2 =========================================== - Hits 1117 871 -246 - Misses 69 317 +248 ```

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