Cleanup: remove argument to doxygen \file

Doxygen doesn't require this to be set.

intern/itasc/WSDLSSolver.cpp

@@ -1,7 +1,7 @@
 /* SPDX-License-Identifier: LGPL-2.1-or-later
  * Copyright 2009 Ruben Smits. */
 
-/** \file itasc/WSDLSSolver.cpp
+/** \file
  * \ingroup intern_itasc
  */
 

source/blender/blenkernel/intern/image_partial_update.cc

@@ -1,7 +1,7 @@
 /* SPDX-License-Identifier: GPL-2.0-or-later
  * Copyright 2021 Blender Foundation. */
 /**
- * \file image_gpu_partial_update.cc
+ * \file
  * \ingroup bke
  *
  * To reduce the overhead of image processing this file contains a mechanism to detect areas of the

source/blender/editors/asset/intern/asset_indexer.cc

@@ -39,7 +39,6 @@ using namespace blender::bke;
 using namespace blender::bke::idprop;
 
 /**
- * \file asset_indexer.cc
  * \brief Indexer for asset libraries.
  *
  * Indexes are stored per input file. Each index can contain zero to multiple asset entries.

source/blender/imbuf/intern/webp.c

@@ -1,6 +1,6 @@
 /* SPDX-License-Identifier: GPL-2.0-or-later */
 
-/** \file blender/imbuf/intern/webp.c
+/** \file
  *  \ingroup imbuf
  */