Update param_2.json

Author: Kwonhyukjoon

Diff for: chain/allora/param_2.json

@@ -27,7 +27,6 @@
             "10uallo",
             "12uallo"
         ],
-        "is_feemarket": true,
         "is_simulable" : true,
         "simulated_gas_multiply" : 1.2,
         "init_gas_limit" : 300000,