Update license for company name

Summary: Update all FB license strings to the new format.

Reviewed By: patricklabatut

Differential Revision: D33403538

fbshipit-source-id: 97a4596c5c888f3c54f44456dc07e718a387a02c

pytorch3d/csrc/blending/sigmoid_alpha_blend.h

 /*
- * Copyright (c) Facebook, Inc. and its affiliates.
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
  * All rights reserved.
  *
  * This source code is licensed under the BSD-style license found in the

pytorch3d/csrc/blending/sigmoid_alpha_blend_cpu.cpp

 /*
- * Copyright (c) Facebook, Inc. and its affiliates.
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
  * All rights reserved.
  *
  * This source code is licensed under the BSD-style license found in the

pytorch3d/csrc/compositing/alpha_composite.cu

 /*
- * Copyright (c) Facebook, Inc. and its affiliates.
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
  * All rights reserved.
  *
  * This source code is licensed under the BSD-style license found in the

pytorch3d/csrc/compositing/alpha_composite.h

 /*
- * Copyright (c) Facebook, Inc. and its affiliates.
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
  * All rights reserved.
  *
  * This source code is licensed under the BSD-style license found in the

pytorch3d/csrc/compositing/alpha_composite_cpu.cpp

 /*
- * Copyright (c) Facebook, Inc. and its affiliates.
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
  * All rights reserved.
  *
  * This source code is licensed under the BSD-style license found in the

pytorch3d/csrc/compositing/norm_weighted_sum.cu

 /*
- * Copyright (c) Facebook, Inc. and its affiliates.
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
  * All rights reserved.
  *
  * This source code is licensed under the BSD-style license found in the

pytorch3d/csrc/compositing/norm_weighted_sum.h

 /*
- * Copyright (c) Facebook, Inc. and its affiliates.
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
  * All rights reserved.
  *
  * This source code is licensed under the BSD-style license found in the

pytorch3d/csrc/compositing/norm_weighted_sum_cpu.cpp

 /*
- * Copyright (c) Facebook, Inc. and its affiliates.
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
  * All rights reserved.
  *
  * This source code is licensed under the BSD-style license found in the

pytorch3d/csrc/compositing/weighted_sum.cu

 /*
- * Copyright (c) Facebook, Inc. and its affiliates.
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
  * All rights reserved.
  *
  * This source code is licensed under the BSD-style license found in the

pytorch3d/csrc/compositing/weighted_sum.h

 /*
- * Copyright (c) Facebook, Inc. and its affiliates.
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
  * All rights reserved.
  *
  * This source code is licensed under the BSD-style license found in the

pytorch3d/csrc/compositing/weighted_sum_cpu.cpp

 /*
- * Copyright (c) Facebook, Inc. and its affiliates.
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
  * All rights reserved.
  *
  * This source code is licensed under the BSD-style license found in the

pytorch3d/csrc/ext.cpp

 /*
- * Copyright (c) Facebook, Inc. and its affiliates.
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
  * All rights reserved.
  *
  * This source code is licensed under the BSD-style license found in the

pytorch3d/csrc/face_areas_normals/face_areas_normals.cu

 /*
- * Copyright (c) Facebook, Inc. and its affiliates.
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
  * All rights reserved.
  *
  * This source code is licensed under the BSD-style license found in the

pytorch3d/csrc/face_areas_normals/face_areas_normals.h

 /*
- * Copyright (c) Facebook, Inc. and its affiliates.
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
  * All rights reserved.
  *
  * This source code is licensed under the BSD-style license found in the

pytorch3d/csrc/face_areas_normals/face_areas_normals_cpu.cpp

 /*
- * Copyright (c) Facebook, Inc. and its affiliates.
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
  * All rights reserved.
  *
  * This source code is licensed under the BSD-style license found in the

pytorch3d/csrc/gather_scatter/gather_scatter.cu

 /*
- * Copyright (c) Facebook, Inc. and its affiliates.
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
  * All rights reserved.
  *
  * This source code is licensed under the BSD-style license found in the

pytorch3d/csrc/gather_scatter/gather_scatter.h

 /*
- * Copyright (c) Facebook, Inc. and its affiliates.
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
  * All rights reserved.
  *
  * This source code is licensed under the BSD-style license found in the

pytorch3d/csrc/gather_scatter/gather_scatter_cpu.cpp

 /*
- * Copyright (c) Facebook, Inc. and its affiliates.
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
  * All rights reserved.
  *
  * This source code is licensed under the BSD-style license found in the

pytorch3d/csrc/interp_face_attrs/interp_face_attrs.cu

 /*
- * Copyright (c) Facebook, Inc. and its affiliates.
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
  * All rights reserved.
  *
  * This source code is licensed under the BSD-style license found in the

pytorch3d/csrc/interp_face_attrs/interp_face_attrs.h

 /*
- * Copyright (c) Facebook, Inc. and its affiliates.
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
  * All rights reserved.
  *
  * This source code is licensed under the BSD-style license found in the