fix: use float instead of the deprecated np.float.

src/bob/fusion/base/algorithm/GMM.py

@@ -84,6 +84,6 @@ class GMM(AlgorithmBob):
     def decision_function(self, scores):
         return np.fromiter(
             (self.machine.log_likelihood(s) for s in scores),
-            np.float,
+            float,
             scores.shape[0],
         )