Change a small assertion

src/recipies/FuseMulAdd.cpp

@@ -38,9 +38,8 @@ void Aidge::fuseMulAdd(std::shared_ptr<Aidge::Node> matmulNode, std::shared_ptr<
     // Fetch the output dimension throught the bias size
     std::shared_ptr<Node> bias = (addNode->getParent(1)) ? addNode->getParent(1)->cloneSharedOperators() : nullptr;
 
-    if (!(matmulNode->getParent(1))) {
-        AIDGE_INTERNAL_ASSERT("No weight detected to produce the fuseMulAdd recipe.");
-    }
+    AIDGE_ASSERT(matmulNode->getParent(1), "No weight detected to produce the fuseMulAdd recipe.");
+
     std::shared_ptr<Node> weight = matmulNode->getParent(1)->cloneSharedOperators();
     const DimSize_t outSize = std::dynamic_pointer_cast<MatMul_Op>(matmulNode->getOperator()) -> getAttr<DimSize_t>("OutChannels");