Helper to set map for Recruitment parameters — build_map

Maps the recruitment deviations (rec_dev, init_dev), stock-recruitment parameters (rec_pars) and Rec dev variances (R_log_sd)

see build_srr() for options,

Usage

build_map_recruitment(map_list, data_list, nyrs_hind, nyrs_proj, random_rec)

map_list: The current TMB map list.
data_list: The data list containing model settings.
nyrs_hind: Number of historical years.
nyrs_proj: Total number of years (historical + projected).
random_rec: Logical indicating if recruitment deviations are random effects.

Updated map_list.