Add subfolders from libtensor/include/kernels to package_data

Author: oleksandr-pavlyk

setup.py

@@ -188,6 +188,9 @@ def _get_cmdclass():
             "include/syclinterface/Config/*.h",
             "include/syclinterface/Support/*.h",
             "tensor/libtensor/include/kernels/*.h*",
+            "tensor/libtensor/include/kernels/sorting/*.h*",
+            "tensor/libtensor/include/kernels/elementwise_functions/*.h*",
+            "tensor/libtensor/include/kernels/linalg/*.h*",
             "tensor/libtensor/include/utils/*.h*",
             "tensor/include/dlpack/*.*",
             "include/dpctl/_sycl*.h",