chore: use math.Int instead of math.Int and apply linting (#12702)

* linting round

* fix changelog

* revert docs changes

* Update CHANGELOG.md

* revert an accidental change to security.md

* Update simapp/integration/client/grpc/tmservice/service_test.go

Co-authored-by: Julien Robert <julien@rbrt.fr>

x/params/keeper/keeper_test.go

@@ -4,6 +4,7 @@ import (
 	"reflect"
 	"testing"
 
+	"cosmossdk.io/math"
 	"github.com/stretchr/testify/require"
 	"github.com/stretchr/testify/suite"
 
@@ -189,7 +190,7 @@ func TestSubspace(t *testing.T) {
 		{"uint16", uint16(1), uint16(0), new(uint16)},
 		{"uint32", uint32(1), uint32(0), new(uint32)},
 		{"uint64", uint64(1), uint64(0), new(uint64)},
-		{"int", sdk.NewInt(1), *new(sdk.Int), new(sdk.Int)},
+		{"int", sdk.NewInt(1), *new(math.Int), new(math.Int)},
 		{"uint", sdk.NewUint(1), *new(sdk.Uint), new(sdk.Uint)},
 		{"dec", sdk.NewDec(1), *new(sdk.Dec), new(sdk.Dec)},
 		{"struct", s{1}, s{0}, new(s)},
@@ -204,7 +205,7 @@ func TestSubspace(t *testing.T) {
 		types.NewParamSetPair([]byte("uint16"), uint16(0), validateNoOp),
 		types.NewParamSetPair([]byte("uint32"), uint32(0), validateNoOp),
 		types.NewParamSetPair([]byte("uint64"), uint64(0), validateNoOp),
-		types.NewParamSetPair([]byte("int"), sdk.Int{}, validateNoOp),
+		types.NewParamSetPair([]byte("int"), math.Int{}, validateNoOp),
 		types.NewParamSetPair([]byte("uint"), sdk.Uint{}, validateNoOp),
 		types.NewParamSetPair([]byte("dec"), sdk.Dec{}, validateNoOp),
 		types.NewParamSetPair([]byte("struct"), s{}, validateNoOp),

x/params/proposal_handler_test.go

@@ -1,9 +1,10 @@
 package params_test
 
 import (
-	stakingtypes "github.com/cosmos/cosmos-sdk/x/staking/types"
 	"testing"
 
+	stakingtypes "github.com/cosmos/cosmos-sdk/x/staking/types"
+
 	"github.com/golang/mock/gomock"
 	"github.com/stretchr/testify/suite"