[ctcdecoders]fix the licence (#1336)

* fix the licence, test=doc

* Update ctc_beam_search_decoder.cpp

* Update ctc_beam_search_decoder.h

* Update ctc_greedy_decoder.cpp

* Update ctc_greedy_decoder.h

* Update decoder_utils.cpp

* Update decoder_utils.h

* Update path_trie.cpp

* Update path_trie.h

* Update scorer.h

* Update scorer.cpp

third_party/ctc_decoders/ctc_beam_search_decoder.cpp

 // Copyright (c) 2021 PaddlePaddle Authors. All Rights Reserved.
 //
-// Licensed under the Apache License, Version 2.0 (the "License");
+// Licensed under the Apache License, Version 2.0 (the "COPYING.APACHE2.0");
 // you may not use this file except in compliance with the License.
 // You may obtain a copy of the License at
 //

third_party/ctc_decoders/ctc_beam_search_decoder.h

 // Copyright (c) 2021 PaddlePaddle Authors. All Rights Reserved.
 //
-// Licensed under the Apache License, Version 2.0 (the "License");
+// Licensed under the Apache License, Version 2.0 (the "COPYING.APACHE2.0");
 // you may not use this file except in compliance with the License.
 // You may obtain a copy of the License at
 //

third_party/ctc_decoders/ctc_greedy_decoder.cpp

 // Copyright (c) 2021 PaddlePaddle Authors. All Rights Reserved.
 //
-// Licensed under the Apache License, Version 2.0 (the "License");
+// Licensed under the Apache License, Version 2.0 (the "COPYING.APACHE2.0");
 // you may not use this file except in compliance with the License.
 // You may obtain a copy of the License at
 //

third_party/ctc_decoders/ctc_greedy_decoder.h

 // Copyright (c) 2021 PaddlePaddle Authors. All Rights Reserved.
 //
-// Licensed under the Apache License, Version 2.0 (the "License");
+// Licensed under the Apache License, Version 2.0 (the "COPYING.APACHE2.0");
 // you may not use this file except in compliance with the License.
 // You may obtain a copy of the License at
 //

third_party/ctc_decoders/decoder_utils.cpp

 // Copyright (c) 2021 PaddlePaddle Authors. All Rights Reserved.
 //
-// Licensed under the Apache License, Version 2.0 (the "License");
+// Licensed under the Apache License, Version 2.0 (the "COPYING.APACHE2.0");
 // you may not use this file except in compliance with the License.
 // You may obtain a copy of the License at
 //

third_party/ctc_decoders/decoder_utils.h

 // Copyright (c) 2021 PaddlePaddle Authors. All Rights Reserved.
 //
-// Licensed under the Apache License, Version 2.0 (the "License");
+// Licensed under the Apache License, Version 2.0 (the "COPYING.APACHE2.0");
 // you may not use this file except in compliance with the License.
 // You may obtain a copy of the License at
 //

third_party/ctc_decoders/path_trie.cpp

 // Copyright (c) 2021 PaddlePaddle Authors. All Rights Reserved.
 //
-// Licensed under the Apache License, Version 2.0 (the "License");
+// Licensed under the Apache License, Version 2.0 (the "COPYING.APACHE2.0");
 // you may not use this file except in compliance with the License.
 // You may obtain a copy of the License at
 //

third_party/ctc_decoders/path_trie.h

 // Copyright (c) 2021 PaddlePaddle Authors. All Rights Reserved.
 //
-// Licensed under the Apache License, Version 2.0 (the "License");
+// Licensed under the Apache License, Version 2.0 (the "COPYING.APACHE2.0");
 // you may not use this file except in compliance with the License.
 // You may obtain a copy of the License at
 //

third_party/ctc_decoders/scorer.cpp

-// Copyright (c) 2021 PaddlePaddle Authors. All Rights Reserved.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
+// Licensed under GNU Lesser General Public License v3 (LGPLv3) (LGPL-3) (the "COPYING.LESSER.3");
 
 #include "scorer.h"
 

third_party/ctc_decoders/scorer.h

-// Copyright (c) 2021 PaddlePaddle Authors. All Rights Reserved.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
+// Licensed under GNU Lesser General Public License v3 (LGPLv3) (LGPL-3) (the "COPYING.LESSER.3");
 
 #ifndef SCORER_H_
 #define SCORER_H_