Remove asymmetric model option values from banchmarks

Author: Saransh-cpp

benchmarks/different_model_options.py

@@ -139,12 +139,10 @@ class TimeBuildModelSEI:
             "none",
             "constant",
             "reaction limited",
-            # "reaction limited (asymmetric)",
             "solvent-diffusion limited",
             "electron-migration limited",
             "interstitial-diffusion limited",
             "ec reaction limited",
-            # "ec reaction limited (asymmetric)",
         ],
     )
 
@@ -160,12 +158,10 @@ class TimeSolveSEI:
             "none",
             "constant",
             "reaction limited",
-            # "reaction limited (asymmetric)",
             "solvent-diffusion limited",
             "electron-migration limited",
             "interstitial-diffusion limited",
             "ec reaction limited",
-            # "ec reaction limited (asymmetric)",
         ],
         [pybamm.CasadiSolver, pybamm.IDAKLUSolver],
     )