imp(feemarket): update BaseFee based on GasWanted (#1105)

* add gasWanted transient store keys

* add gasWanted transient store keeper functions

* add gasWanted transient store tracker

* add comment

* remove unncesary comment

* remove unnecesary function

* fix tests

* fix bad comment

* remove unnecesary comment

* update comment

* update changelog

* Update CHANGELOG.md

Co-authored-by: Federico Kunze Küllmer <31522760+fedekunze@users.noreply.github.com>

* add GasWantedDecorator

* remove unnecesary comments

* gasWanted decorator test

* fix tests

* fix tests and build

* fix lint

* updated end block event

* Update app/ante/fee_market.go

Co-authored-by: Federico Kunze Küllmer <31522760+fedekunze@users.noreply.github.com>

* fix undeclared variable

* Update app/ante/fee_market_test.go

* remove unnecesary line

* migrate MinGasMultiplier to FeeMarket module

* set limited gas wanted

* remove old newKeeper param

* update proto comment

* fix test

* update comments

* Update x/feemarket/keeper/abci.go

Co-authored-by: Federico Kunze Küllmer <31522760+fedekunze@users.noreply.github.com>

* address comments from review

* tidy

* tests

Co-authored-by: Federico Kunze Küllmer <31522760+fedekunze@users.noreply.github.com>

proto/ethermint/evm/v1/evm.proto

@@ -24,12 +24,6 @@ message Params {
     (gogoproto.moretags) = "yaml:\"chain_config\"",
     (gogoproto.nullable) = false
   ];
-  // min gas denominator bounds the minimum gasUsed to be charged
-  // to senders based on GasLimit
-  string min_gas_multiplier = 6 [
-    (gogoproto.customtype) = "github.com/cosmos/cosmos-sdk/types.Dec",
-    (gogoproto.nullable) = false
-  ];
 }
 
 // ChainConfig defines the Ethereum ChainConfig parameters using *sdk.Int values

proto/ethermint/feemarket/v1/feemarket.proto

@@ -30,4 +30,10 @@ message Params {
     (gogoproto.customtype) = "github.com/cosmos/cosmos-sdk/types.Dec",
     (gogoproto.nullable) = false
   ];
+  // min gas denominator bounds the minimum gasUsed to be charged
+  // to senders based on GasLimit
+  string min_gas_multiplier = 8 [
+    (gogoproto.customtype) = "github.com/cosmos/cosmos-sdk/types.Dec",
+    (gogoproto.nullable) = false
+  ];
 }

proto/ethermint/feemarket/v1/genesis.proto

@@ -14,7 +14,7 @@ message GenesisState {
   // Zero by default.
   reserved 2;
   reserved "base_fee";
-  // block gas is the amount of gas used on the last block before the upgrade.
+  // block gas is the amount of gas wanted on the last block before the upgrade.
   // Zero by default.
   uint64 block_gas = 3;
 }