Fennec migration: enable logins migration

app/src/main/java/org/mozilla/fenix/components/Core.kt

@@ -200,7 +200,7 @@ class Core(private val context: Context) {
      */
     fun getSecureAbove22Preferences() = SecureAbove22Preferences(context, KEY_STORAGE_NAME)
 
-    private val passwordsEncryptionKey: String =
+    val passwordsEncryptionKey: String =
         getSecureAbove22Preferences().getString(PASSWORDS_KEY)
             ?: generateEncryptionKey(KEY_STRENGTH).also {
                 if (context.settings().passwordsEncryptionKeyGenerated) {

app/src/migration/java/org/mozilla/fenix/MigratingFenixApplication.kt

@@ -34,6 +34,10 @@ class MigratingFenixApplication : FenixApplication() {
             .migrateOpenTabs(this.components.core.sessionManager)
             .migrateHistory(this.components.core.historyStorage)
             .migrateBookmarks(this.components.core.bookmarksStorage)
+            .migrateLogins(
+                this.components.core.passwordsStorage.store,
+                this.components.core.passwordsEncryptionKey
+            )
             .migrateFxa(this.components.backgroundServices.accountManager)
             .build()