refactor: create go.mod for store (#14746)

Co-authored-by: Marko <marbar3778@yahoo.com>

store/cache/benchmark_test.go

@@ -3,7 +3,7 @@ package cache
 import (
 	"testing"
 
-	"github.com/cosmos/cosmos-sdk/store/types"
+	"cosmossdk.io/store/types"
 )
 
 func freshMgr() *CommitKVStoreCacheManager {

store/cache/cache.go

@@ -3,8 +3,8 @@ package cache
 import (
 	"fmt"
 
-	"github.com/cosmos/cosmos-sdk/store/cachekv"
-	"github.com/cosmos/cosmos-sdk/store/types"
+	"cosmossdk.io/store/cachekv"
+	"cosmossdk.io/store/types"
 
 	lru "github.com/hashicorp/golang-lru"
 )

store/cache/cache_test.go

@@ -8,10 +8,10 @@ import (
 	"github.com/cosmos/iavl"
 	"github.com/stretchr/testify/require"
 
-	"github.com/cosmos/cosmos-sdk/store/cache"
-	"github.com/cosmos/cosmos-sdk/store/cachekv"
-	iavlstore "github.com/cosmos/cosmos-sdk/store/iavl"
-	"github.com/cosmos/cosmos-sdk/store/types"
+	"cosmossdk.io/store/cache"
+	"cosmossdk.io/store/cachekv"
+	iavlstore "cosmossdk.io/store/iavl"
+	"cosmossdk.io/store/types"
 )
 
 func TestGetOrSetStoreCache(t *testing.T) {