Fix the oversampling_factor not applied through.

bob/bio/gmm/algorithm/GMM.py

@@ -302,6 +302,7 @@ class GMM(BioAlgorithm, BaseEstimator):
                 init_method="k-means||",
                 init_max_iter=self.kmeans_init_iterations,
                 random_state=self.init_seed,
+                oversampling_factor=self.kmeans_oversampling_factor,
             ),
         )
 

bob/bio/gmm/test/test_gmm.py

@@ -59,6 +59,7 @@ def test_training():
         kmeans_training_iterations=5,
         ubm_training_iterations=5,
         init_seed=seed_value,
+        kmeans_oversampling_factor=2,
     )
     train_data = utils.random_training_set(
         (100, 45), count=5, minimum=-5.0, maximum=5.0