chore: remove old optimization in numpy_gemm

src/concrete/ml/onnx/ops_impl.py

@@ -288,23 +288,7 @@ def numpy_gemm(
     b_prime = numpy.transpose(b) if transB else b
     c_prime: Union[numpy.ndarray, float] = c if c is not None else 0
 
-    # Do
-    #
-    #       y = processed_alpha * numpy.matmul(a_prime, b_prime) + processed_beta * c_prime
-    #
-    # in an efficient way, i.e., to make tracing directly optimized, without expecting any opt from
-    # the compiler here
-
-    y = numpy.matmul(a_prime, b_prime)
-
-    if processed_alpha != 1:
-        y = y * processed_alpha
-
-    if numpy.any(c_prime != 0):
-        if processed_beta == 1:
-            y = y + c_prime
-        else:
-            y = y + processed_beta * c_prime
+    y = processed_alpha * numpy.matmul(a_prime, b_prime) + processed_beta * c_prime
 
     return (y,)