Issues fixed

Issue 156: [python-bindings] the MasterialStateManager::internal_state_variables_stride member is not exposed

For more details, see https://github.com/thelfer/MFrontGenericInterfaceSupport/issues/156.

Issue 140: Compilation fails with clang-19

For more details, see https://github.com/thelfer/MFrontGenericInterfaceSupport/issues/140.