Change rounding precision in a unit test.

It was spuriously failing on the github runner for continuous integration.
Unrelated to changes on this pull request.

Author: rwest

test/rmgpy/reactionTest.py

@@ -2936,9 +2936,9 @@ def test_multi_arrhenius(self):
                 # Check that the reaction string is the same
                 assert repr(converted_rxn) == repr(ct_rxn)
                 # Check that the Arrhenius rates are identical
-                assert round(abs(converted_rxn.rate.pre_exponential_factor - ct_rxn.rate.pre_exponential_factor), 3) == 0
-                assert round(abs(converted_rxn.rate.temperature_exponent - ct_rxn.rate.temperature_exponent), 7) == 0
-                assert round(abs(converted_rxn.rate.activation_energy - ct_rxn.rate.activation_energy), 7) == 0
+                assert round((converted_rxn.rate.pre_exponential_factor / ct_rxn.rate.pre_exponential_factor), 7) == 1
+                assert round((converted_rxn.rate.temperature_exponent / ct_rxn.rate.temperature_exponent), 7) == 1
+                assert round((converted_rxn.rate.activation_energy / ct_rxn.rate.activation_energy), 7) == 1
 
     def test_pdep_arrhenius(self):
         """