chore(portainer): clean up the code EE-5188 (#8660)

api/database/database.go

@@ -9,8 +9,7 @@ import (
 
 // NewDatabase should use config options to return a connection to the requested database
 func NewDatabase(storeType, storePath string, encryptionKey []byte) (connection portainer.Connection, err error) {
-	switch storeType {
-	case "boltdb":
+	if storeType == "boltdb" {
 		return &boltdb.DbConnection{
 			Path:          storePath,
 			EncryptionKey: encryptionKey,