passphrase: do not reset passphrase to 'Never' when initalising wallet

Just leave the setting as is and respect/retain whatever value was last
explicitly set.

Author: Jamie C. Driver

main/process/mnemonic.c

@@ -1437,14 +1437,6 @@ void initialise_with_mnemonic(const bool temporary_restore, const bool force_qr_
     // (In advanced mode we ask the user, in default/basic mode we always silently export the key.)
     keychain_set_confirm_export_blinding_key(advanced_mode);
 
-    // When using 'temporary restore' we respect the existing passphrase settings.
-    // Otherwise reset to 'passphrase not in use' by default during new wallet setup.
-    // NOTE: the user can enable it explicitly in the options/setting prefs menu if desired.
-    if (!temporary_restore) {
-        keychain_set_passphrase_frequency(PASSPHRASE_NEVER);
-        keychain_persist_key_flags();
-    }
-
     if (!derive_keychain(temporary_restore, mnemonic)) {
         // Error making wallet...
         JADE_LOGE("Failed to derive keychain from valid mnemonic");