SPDX [ 21 ][ Src / Mod / Assembly ] (#24974)

* [ Assembly ]: Update SPDX License Identifiers

* [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

---------

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

src/Mod/Assembly/App/BomGroupPyImp.cpp

@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: LGPL-2.1-or-later
+
 /***************************************************************************
  *   Copyright (c) 2014 Jürgen Riegel <juergen.riegel@web.de>              *
  *                                                                         *

src/Mod/Assembly/App/BomObjectPyImp.cpp

@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: LGPL-2.1-or-later
+
 /***************************************************************************
  *   Copyright (c) 2024 Boyer Pierre-Louis <development@ondsel>            *
  *                                                                         *

src/Mod/Assembly/App/CMakeLists.txt

@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: LGPL-2.1-or-later
 
 set(Assembly_LIBS
     Part

src/Mod/Assembly/App/JointGroupPyImp.cpp

@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: LGPL-2.1-or-later
+
 /***************************************************************************
  *   Copyright (c) 2014 Jürgen Riegel <juergen.riegel@web.de>              *
  *                                                                         *

src/Mod/Assembly/App/ViewGroupPyImp.cpp

@@ -1,3 +1,5 @@
+// SPDX-License-Identifier: LGPL-2.1-or-later
+
 /***************************************************************************
  *   Copyright (c) 2014 Jürgen Riegel <juergen.riegel@web.de>              *
  *                                                                         *

src/Mod/Assembly/Assembly/__init__.py

@@ -1 +1,3 @@
+# SPDX-License-Identifier: LGPL-2.1-or-later
+
 import AssemblyApp

src/Mod/Assembly/AssemblyTests/__init__.py

@@ -0,0 +1 @@
+# SPDX-License-Identifier: LGPL-2.1-or-later

src/Mod/Assembly/CMakeLists.txt

@@ -1,3 +1,5 @@
+# SPDX-License-Identifier: LGPL-2.1-or-later
+
 if (NOT FREECAD_USE_EXTERNAL_ONDSELSOLVER)
 include_directories(
     ${CMAKE_SOURCE_DIR}/src/3rdParty/OndselSolver

src/Mod/Assembly/Gui/CMakeLists.txt

@@ -1,3 +1,5 @@
+# SPDX-License-Identifier: LGPL-2.1-or-later
+
 
 set(AssemblyGui_LIBS
     Assembly

src/Mod/Assembly/Gui/TaskAssemblyMessages.cpp

@@ -1,4 +1,5 @@
-// SPDX - License - Identifier: LGPL - 2.1 - or -later
+// SPDX-License-Identifier: LGPL-2.1-or-later
+
 /****************************************************************************
  *                                                                          *
  *   Copyright (c) 2025 Pierre-Louis Boyer                                  *

src/Mod/Assembly/Gui/TaskAssemblyMessages.h

@@ -1,4 +1,5 @@
-// SPDX - License - Identifier: LGPL - 2.1 - or -later
+// SPDX-License-Identifier: LGPL-2.1-or-later
+
 /****************************************************************************
  *                                                                          *
  *   Copyright (c) 2025 Pierre-Louis Boyer                                  *