Move state summary cache to DB (#8101)

tools/interop/export-genesis/BUILD.bazel

@@ -7,7 +7,6 @@ go_library(
     importpath = "github.com/prysmaticlabs/prysm/tools/interop/export-genesis",
     visibility = ["//visibility:private"],
     deps = [
-        "//beacon-chain/cache:go_default_library",
         "//beacon-chain/db:go_default_library",
         "//shared/fileutil:go_default_library",
     ],

tools/interop/export-genesis/main.go

@@ -5,7 +5,6 @@ import (
 	"fmt"
 	"os"
 
-	"github.com/prysmaticlabs/prysm/beacon-chain/cache"
 	"github.com/prysmaticlabs/prysm/beacon-chain/db"
 	"github.com/prysmaticlabs/prysm/shared/fileutil"
 )
@@ -21,7 +20,7 @@ func main() {
 
 	fmt.Printf("Reading db at %s and writing ssz output to %s.\n", os.Args[1], os.Args[2])
 
-	d, err := db.NewDB(context.Background(), os.Args[1], cache.NewStateSummaryCache())
+	d, err := db.NewDB(context.Background(), os.Args[1])
 	if err != nil {
 		panic(err)
 	}