lcproc: fix field_wcsfrom typo
lcproc: fix field_wcsfrom typo

logic is:
* if you call `make_lclist` without any specific wcs file, get it from the `field_fitsfile`
* elif you call it with a specific wcs file, use the specific wcs file
* else raise error.
lgbouma/astrobase,waqasbhatti/astrobase,lgbouma/astrobase,lgbouma/astrobase,waqasbhatti/astrobase,waqasbhatti/astrobase