Increased one more tolerance

Author: brownbaerchen

pySDC/tests/test_helpers/test_gusto_coupling.py

@@ -762,7 +762,7 @@ def test_pySDC_integrator_MSSDC(n_steps, useMPIController, setup, submit=True, n
     print(error)
 
     assert (
-        error < solver_parameters['snes_rtol'] * 1e3
+        error < solver_parameters['snes_rtol'] * 1e4
     ), f'pySDC and Gusto differ in method {method}! Got relative difference of {error}'