fix cpplint findings (onnx#7624)

### Motivation and Context

Fixes #

---------

Signed-off-by: Andreas Fehlner <fehlner@arcor.de>

Author: andife

onnx/defs/generator/defs.cc

@@ -1,6 +1,6 @@
-/*
- * SPDX-License-Identifier: Apache-2.0
- */
+// Copyright (c) ONNX Project Contributors
+//
+// SPDX-License-Identifier: Apache-2.0
 
 #include <algorithm>
 #include <cmath>

onnx/defs/generator/old.cc

@@ -1,6 +1,6 @@
-/*
- * SPDX-License-Identifier: Apache-2.0
- */
+// Copyright (c) ONNX Project Contributors
+//
+// SPDX-License-Identifier: Apache-2.0
 
 #include "onnx/defs/doc_strings.h"
 #include "onnx/defs/function.h"

onnx/defs/generator/utils.cc

@@ -1,6 +1,6 @@
-/*
- * SPDX-License-Identifier: Apache-2.0
- */
+// Copyright (c) ONNX Project Contributors
+//
+// SPDX-License-Identifier: Apache-2.0
 
 #include "onnx/defs/generator/utils.h"
 

onnx/defs/generator/utils.h

@@ -1,6 +1,6 @@
-/*
- * SPDX-License-Identifier: Apache-2.0
- */
+// Copyright (c) ONNX Project Contributors
+//
+// SPDX-License-Identifier: Apache-2.0
 
 #pragma once
 

onnx/defs/logical/defs.cc

@@ -1,6 +1,6 @@
-/*
- * SPDX-License-Identifier: Apache-2.0
- */
+// Copyright (c) ONNX Project Contributors
+//
+// SPDX-License-Identifier: Apache-2.0
 
 #include <string>
 

onnx/defs/logical/old.cc

@@ -1,7 +1,6 @@
-/*
- * SPDX-License-Identifier: Apache-2.0
- */
-
+// Copyright (c) ONNX Project Contributors
+//
+// SPDX-License-Identifier: Apache-2.0
 #include <string>
 
 #include "onnx/defs/schema.h"

onnx/defs/optional/defs.cc

@@ -1,6 +1,6 @@
-/*
- * SPDX-License-Identifier: Apache-2.0
- */
+// Copyright (c) ONNX Project Contributors
+//
+// SPDX-License-Identifier: Apache-2.0
 
 #include <string>
 #include <vector>

onnx/defs/optional/old.cc

@@ -1,6 +1,6 @@
-/*
- * SPDX-License-Identifier: Apache-2.0
- */
+// Copyright (c) ONNX Project Contributors
+//
+// SPDX-License-Identifier: Apache-2.0
 
 #include "onnx/defs/schema.h"
 

onnx/defs/shape_inference.h

@@ -1,6 +1,6 @@
-/*
- * SPDX-License-Identifier: Apache-2.0
- */
+// Copyright (c) ONNX Project Contributors
+//
+// SPDX-License-Identifier: Apache-2.0
 
 #pragma once
 

onnx/defs/tensor_proto_util.cc

@@ -1,6 +1,6 @@
-/*
- * SPDX-License-Identifier: Apache-2.0
- */
+// Copyright (c) ONNX Project Contributors
+//
+// SPDX-License-Identifier: Apache-2.0
 
 #include "tensor_proto_util.h"