* CreateSecretStorageDialog: remove unused state `accountPasswordCorrect`
This was never set to anything other than `null`, and never read.
* CreateSecretStorageDialog: remove unused prop `accountPassword`
This was never set, so we may as well remove it.
* CreateSecretStorageDialog: remove unused state `accountPassword`
This is now no longer set to anything other than `""`.
* CreateSecretStorageDialog: remove unused state `canUploadKeysWithPasswordOnly`
This is no longer read, so let's remove the code that populates it.
* CreateSecretStorageDialog: remove unused prop `hasCancel`
This is never set, so may as well remove
* Update src/async-components/views/dialogs/security/CreateSecretStorageDialog.tsx