Fix warning with pybind11 2.12 (#1389)

Signed-off-by: Steve Peters <[email protected]>

Author: scpeters

python/src/sdf/_gz_sdformat_pybind11.cc

@@ -150,7 +150,11 @@ PYBIND11_MODULE(BINDINGS_MODULE_NAME, m) {
       sdfErrorsException.attr("errors") = pybind11::cast(e.Errors());
       // This has to be called last since it's the call that sets
       // PyErr_SetString.
+#if PYBIND11_VERSION_HEX >= 0x020C0000
+      pybind11::set_error(sdfErrorsException, e.what());
+#else
       sdfErrorsException(e.what());
+#endif
     }
   });