surgibbs: fix bug in param values output

matlab/surgibbs.m

@@ -134,7 +134,6 @@ if ~options_.nograph
         ncols = ncols + 1;
     end
     for j = 1:length(param_names)
-        M_.params(strmatch(param_names{j}, M_.param_names, 'exact')) = oo_.surgibbs.beta(j);
         subplot(nrows, ncols, j)
         histogram(oo_.surgibbs.betadraws(:, j))
         hc = histcounts(oo_.surgibbs.betadraws(:, j));

tests/ecb/SURGibbs/fulton_fish.mod

@@ -32,9 +32,9 @@ estparamsval = [bq1 bq0];
 A = 0.0005.*eye(length(estparams));
 surgibbs(dseries('fishdata.csv'), estparams, estparamsval, A, 20000, 5000, 7);
 
-good = [6.791587808530124
+good = [-0.478275288902356
    8.552700000000000
-  -0.478275288902356
+   6.791587808530124
   -0.530200000000000
   -0.397400000000000];