Merge pull request #6535 from sloriot/Test-remove_cmake_generator

remove mentions to  CMAKE_GENERATOR in test scripts

# Conflicts:
#	CGAL_ipelets/demo/CGAL_ipelets/cgal_test_with_cmake
#	Set_movable_separability_2/test/Set_movable_separability_2/cgal_test_with_cmake

Scripts/developer_scripts/create_cgal_test

@@ -80,7 +80,7 @@ configure()
 {
   echo "Configuring... "
 
-  if eval 'cmake ${INIT_FILE:+"-C${INIT_FILE}"} "$CMAKE_GENERATOR" -DRUNNING_CGAL_AUTO_TEST=TRUE  \
+  if eval 'cmake ${INIT_FILE:+"-C${INIT_FILE}"} -DRUNNING_CGAL_AUTO_TEST=TRUE  \
                                      -DCGAL_DIR="$CGAL_DIR" \
                                      --no-warn-unused-cli \
                                      .' ; then