fix doxygen for sorc/emcsfc_ice_blend.fd (#342)

[lgannoaa]

doxygen update

[edwardhartnett]

!! @param j search position of a file
!! @param lugi set to 0 - no grib index file
!! @param jdisc set to 2 - search for discipline
!! @param jpdtn search for product definition template number
!! @param jgdtn search for grid definition template number; 0 - lat/lon grid
!! @param jids array of values in identification section, set to wildcard
!! @param jgdt array of values in grid definition template 3.m
!! @param jpdt array of values in product definition template 4.n
!! @param unpack switch for unpack data

[lgannoaa]

Updated from your suggestion. Please check it again.

[lgannoaa]

Thank you

[edwardhartnett]

Why did you close the PR? I have not merged it yet. ;-)

I am waiting for @GeorgeGayno-NOAA to be finished with #238 before merging this.

Can you undelete your branch?