feat: enable network selection for custom path (#536)

* extract root as normal custom account

* extract network root account into list

* do not create root account when create new identity

* renaming new root account

* enable derive path in paths list

* init network selector component

* complete UI component and path derivation

* complete functionality

* fix bug

* exclude network options in dev

* use pathId to index custom path account's network

* update warning

* enable create custom path and fix touchable error in android