Fix and update unit tests for local_state_space_iteration_2.

.gitattributes

...al_state_space_iterations/local_state_space_iteration_2.m

tests/Makefile.am

tests/analytic_derivatives/nBrockMirmanSYM.mat

tests/block_bytecode/lola_data.mat

tests/decision_rules/example1_results_dyn_432.mat

tests/decision_rules/third_order/FV_2011_policyfunctions.mat

tests/estimation/method_of_moments/AFVRR/AFVRR_data.mat

...estimation/method_of_moments/AnScho/AnScho_MoM_data_2.mat

...estimation/method_of_moments/RBC/RBC_Andreasen_Data_2.mat

tests/gsa/data_ca1.mat

tests/identification/as2007/G_QT.mat

tests/kalman_filter_smoother/test.mat

tests/kronecker/nash_matrices.mat

tests/objectives/sgu_ex1.mat

tests/occbin/filter/NKM_mh_mode_saved.mat

tests/occbin/filter/dataobsfile.mat

tests/particle/dsgebase2data.mat

tests/pruning/Andreasen_et_al_2018_Dynare44Pruning_v2.mat

.../shock_decomposition/example1_calib_shock_decomp_data.mat