call `micro_ncep` with `NicheMapR::micro_ncep`

[everydayduffy]

To avoid runauto.ncep falling over if NicheMapR hasn't been loaded, the function can be called directly from the package.

microclima/R/datatools.R

Line 1439 in f746705

micronmr <- micro_ncep(dstart = dstart, dfinish = dfinish, dem = r, dem2 = dem, LAI = 0,